diff --git a/cli/compose/loader/loader_test.go b/cli/compose/loader/loader_test.go
index 4b2fc9cbb6..fab2301135 100644
--- a/cli/compose/loader/loader_test.go
+++ b/cli/compose/loader/loader_test.go
@@ -421,6 +421,14 @@ func TestV1Unsupported(t *testing.T) {
 foo:
   image: busybox
 `)
+	assert.ErrorContains(t, err, "(root) Additional property foo is not allowed")
+
+	_, err = loadYAML(`
+version: "1.0"
+foo:
+  image: busybox
+`)
+
 	assert.ErrorContains(t, err, "unsupported Compose file version: 1.0")
 }
 
diff --git a/cli/compose/schema/data/config_schema_v3.10.json b/cli/compose/schema/data/config_schema_v3.10.json
new file mode 100644
index 0000000000..d7efc208ce
--- /dev/null
+++ b/cli/compose/schema/data/config_schema_v3.10.json
@@ -0,0 +1,620 @@
+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "id": "config_schema_v3.10.json",
+  "type": "object",
+
+  "properties": {
+    "version": {
+      "type": "string",
+      "default": "3.10"
+    },
+
+    "services": {
+      "id": "#/properties/services",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/service"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "networks": {
+      "id": "#/properties/networks",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/network"
+        }
+      }
+    },
+
+    "volumes": {
+      "id": "#/properties/volumes",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/volume"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "secrets": {
+      "id": "#/properties/secrets",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/secret"
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "configs": {
+      "id": "#/properties/configs",
+      "type": "object",
+      "patternProperties": {
+        "^[a-zA-Z0-9._-]+$": {
+          "$ref": "#/definitions/config"
+        }
+      },
+      "additionalProperties": false
+    }
+  },
+
+  "patternProperties": {"^x-": {}},
+  "additionalProperties": false,
+
+  "definitions": {
+
+    "service": {
+      "id": "#/definitions/service",
+      "type": "object",
+
+      "properties": {
+        "deploy": {"$ref": "#/definitions/deployment"},
+        "build": {
+          "oneOf": [
+            {"type": "string"},
+            {
+              "type": "object",
+              "properties": {
+                "context": {"type": "string"},
+                "dockerfile": {"type": "string"},
+                "args": {"$ref": "#/definitions/list_or_dict"},
+                "labels": {"$ref": "#/definitions/list_or_dict"},
+                "cache_from": {"$ref": "#/definitions/list_of_strings"},
+                "network": {"type": "string"},
+                "target": {"type": "string"},
+                "shm_size": {"type": ["integer", "string"]},
+                "extra_hosts": {"$ref": "#/definitions/list_or_dict"}
+              },
+              "additionalProperties": false
+            }
+          ]
+        },
+        "cap_add": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "cap_drop": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "cgroupns_mode": {"type": "string"},
+        "cgroup_parent": {"type": "string"},
+        "command": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "configs": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "properties": {
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "uid": {"type": "string"},
+                  "gid": {"type": "string"},
+                  "mode": {"type": "number"}
+                }
+              }
+            ]
+          }
+        },
+        "container_name": {"type": "string"},
+        "credential_spec": {
+          "type": "object",
+          "properties": {
+            "config": {"type": "string"},
+            "file": {"type": "string"},
+            "registry": {"type": "string"}
+          },
+          "additionalProperties": false
+        },
+        "depends_on": {"$ref": "#/definitions/list_of_strings"},
+        "devices": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "dns": {"$ref": "#/definitions/string_or_list"},
+        "dns_search": {"$ref": "#/definitions/string_or_list"},
+        "domainname": {"type": "string"},
+        "entrypoint": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "env_file": {"$ref": "#/definitions/string_or_list"},
+        "environment": {"$ref": "#/definitions/list_or_dict"},
+
+        "expose": {
+          "type": "array",
+          "items": {
+            "type": ["string", "number"],
+            "format": "expose"
+          },
+          "uniqueItems": true
+        },
+
+        "external_links": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "extra_hosts": {"$ref": "#/definitions/list_or_dict"},
+        "healthcheck": {"$ref": "#/definitions/healthcheck"},
+        "hostname": {"type": "string"},
+        "image": {"type": "string"},
+        "init": {"type": "boolean"},
+        "ipc": {"type": "string"},
+        "isolation": {"type": "string"},
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "links": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+
+        "logging": {
+            "type": "object",
+
+            "properties": {
+                "driver": {"type": "string"},
+                "options": {
+                  "type": "object",
+                  "patternProperties": {
+                    "^.+$": {"type": ["string", "number", "null"]}
+                  }
+                }
+            },
+            "additionalProperties": false
+        },
+
+        "mac_address": {"type": "string"},
+        "network_mode": {"type": "string"},
+
+        "networks": {
+          "oneOf": [
+            {"$ref": "#/definitions/list_of_strings"},
+            {
+              "type": "object",
+              "patternProperties": {
+                "^[a-zA-Z0-9._-]+$": {
+                  "oneOf": [
+                    {
+                      "type": "object",
+                      "properties": {
+                        "aliases": {"$ref": "#/definitions/list_of_strings"},
+                        "ipv4_address": {"type": "string"},
+                        "ipv6_address": {"type": "string"}
+                      },
+                      "additionalProperties": false
+                    },
+                    {"type": "null"}
+                  ]
+                }
+              },
+              "additionalProperties": false
+            }
+          ]
+        },
+        "pid": {"type": ["string", "null"]},
+
+        "ports": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "number", "format": "ports"},
+              {"type": "string", "format": "ports"},
+              {
+                "type": "object",
+                "properties": {
+                  "mode": {"type": "string"},
+                  "target": {"type": "integer"},
+                  "published": {"type": "integer"},
+                  "protocol": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            ]
+          },
+          "uniqueItems": true
+        },
+
+        "privileged": {"type": "boolean"},
+        "read_only": {"type": "boolean"},
+        "restart": {"type": "string"},
+        "security_opt": {"type": "array", "items": {"type": "string"}, "uniqueItems": true},
+        "shm_size": {"type": ["number", "string"]},
+        "secrets": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "properties": {
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "uid": {"type": "string"},
+                  "gid": {"type": "string"},
+                  "mode": {"type": "number"}
+                }
+              }
+            ]
+          }
+        },
+        "sysctls": {"$ref": "#/definitions/list_or_dict"},
+        "stdin_open": {"type": "boolean"},
+        "stop_grace_period": {"type": "string", "format": "duration"},
+        "stop_signal": {"type": "string"},
+        "tmpfs": {"$ref": "#/definitions/string_or_list"},
+        "tty": {"type": "boolean"},
+        "ulimits": {
+          "type": "object",
+          "patternProperties": {
+            "^[a-z]+$": {
+              "oneOf": [
+                {"type": "integer"},
+                {
+                  "type":"object",
+                  "properties": {
+                    "hard": {"type": "integer"},
+                    "soft": {"type": "integer"}
+                  },
+                  "required": ["soft", "hard"],
+                  "additionalProperties": false
+                }
+              ]
+            }
+          }
+        },
+        "user": {"type": "string"},
+        "userns_mode": {"type": "string"},
+        "volumes": {
+          "type": "array",
+          "items": {
+            "oneOf": [
+              {"type": "string"},
+              {
+                "type": "object",
+                "required": ["type"],
+                "properties": {
+                  "type": {"type": "string"},
+                  "source": {"type": "string"},
+                  "target": {"type": "string"},
+                  "read_only": {"type": "boolean"},
+                  "consistency": {"type": "string"},
+                  "bind": {
+                    "type": "object",
+                    "properties": {
+                      "propagation": {"type": "string"}
+                    }
+                  },
+                  "volume": {
+                    "type": "object",
+                    "properties": {
+                      "nocopy": {"type": "boolean"}
+                    }
+                  },
+                  "tmpfs": {
+                    "type": "object",
+                    "properties": {
+                      "size": {
+                        "type": "integer",
+                        "minimum": 0
+                      }
+                    }
+                  }
+                },
+                "additionalProperties": false
+              }
+            ],
+            "uniqueItems": true
+          }
+        },
+        "working_dir": {"type": "string"}
+      },
+      "patternProperties": {"^x-": {}},
+      "additionalProperties": false
+    },
+
+    "healthcheck": {
+      "id": "#/definitions/healthcheck",
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "disable": {"type": "boolean"},
+        "interval": {"type": "string", "format": "duration"},
+        "retries": {"type": "number"},
+        "test": {
+          "oneOf": [
+            {"type": "string"},
+            {"type": "array", "items": {"type": "string"}}
+          ]
+        },
+        "timeout": {"type": "string", "format": "duration"},
+        "start_period": {"type": "string", "format": "duration"}
+      }
+    },
+    "deployment": {
+      "id": "#/definitions/deployment",
+      "type": ["object", "null"],
+      "properties": {
+        "mode": {"type": "string"},
+        "endpoint_mode": {"type": "string"},
+        "replicas": {"type": "integer"},
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "rollback_config": {
+          "type": "object",
+          "properties": {
+            "parallelism": {"type": "integer"},
+            "delay": {"type": "string", "format": "duration"},
+            "failure_action": {"type": "string"},
+            "monitor": {"type": "string", "format": "duration"},
+            "max_failure_ratio": {"type": "number"},
+            "order": {"type": "string", "enum": [
+              "start-first", "stop-first"
+            ]}
+          },
+          "additionalProperties": false
+        },
+        "update_config": {
+          "type": "object",
+          "properties": {
+            "parallelism": {"type": "integer"},
+            "delay": {"type": "string", "format": "duration"},
+            "failure_action": {"type": "string"},
+            "monitor": {"type": "string", "format": "duration"},
+            "max_failure_ratio": {"type": "number"},
+            "order": {"type": "string", "enum": [
+              "start-first", "stop-first"
+            ]}
+          },
+          "additionalProperties": false
+        },
+        "resources": {
+          "type": "object",
+          "properties": {
+            "limits": {
+              "type": "object",
+              "properties": {
+                "cpus": {"type": "string"},
+                "memory": {"type": "string"},
+                "pids": {"type": "integer"}
+              },
+              "additionalProperties": false
+            },
+            "reservations": {
+              "type": "object",
+              "properties": {
+                "cpus": {"type": "string"},
+                "memory": {"type": "string"},
+                "generic_resources": {"$ref": "#/definitions/generic_resources"}
+              },
+              "additionalProperties": false
+            }
+          },
+          "additionalProperties": false
+        },
+        "restart_policy": {
+          "type": "object",
+          "properties": {
+            "condition": {"type": "string"},
+            "delay": {"type": "string", "format": "duration"},
+            "max_attempts": {"type": "integer"},
+            "window": {"type": "string", "format": "duration"}
+          },
+          "additionalProperties": false
+        },
+        "placement": {
+          "type": "object",
+          "properties": {
+            "constraints": {"type": "array", "items": {"type": "string"}},
+            "preferences": {
+              "type": "array",
+              "items": {
+                "type": "object",
+                "properties": {
+                  "spread": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            },
+            "max_replicas_per_node": {"type": "integer"}
+          },
+          "additionalProperties": false
+        }
+      },
+      "additionalProperties": false
+    },
+
+    "generic_resources": {
+      "id": "#/definitions/generic_resources",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "discrete_resource_spec": {
+            "type": "object",
+            "properties": {
+              "kind": {"type": "string"},
+              "value": {"type": "number"}
+            },
+            "additionalProperties": false
+          }
+        },
+        "additionalProperties": false
+      }
+    },
+
+    "network": {
+      "id": "#/definitions/network",
+      "type": ["object", "null"],
+      "properties": {
+        "name": {"type": "string"},
+        "driver": {"type": "string"},
+        "driver_opts": {
+          "type": "object",
+          "patternProperties": {
+            "^.+$": {"type": ["string", "number"]}
+          }
+        },
+        "ipam": {
+          "type": "object",
+          "properties": {
+            "driver": {"type": "string"},
+            "config": {
+              "type": "array",
+              "items": {
+                "type": "object",
+                "properties": {
+                  "subnet": {"type": "string"}
+                },
+                "additionalProperties": false
+              }
+            }
+          },
+          "additionalProperties": false
+        },
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          },
+          "additionalProperties": false
+        },
+        "internal": {"type": "boolean"},
+        "attachable": {"type": "boolean"},
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "patternProperties": {"^x-": {}},
+      "additionalProperties": false
+    },
+
+    "volume": {
+      "id": "#/definitions/volume",
+      "type": ["object", "null"],
+      "properties": {
+        "name": {"type": "string"},
+        "driver": {"type": "string"},
+        "driver_opts": {
+          "type": "object",
+          "patternProperties": {
+            "^.+$": {"type": ["string", "number"]}
+          }
+        },
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          },
+          "additionalProperties": false
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"}
+      },
+      "patternProperties": {"^x-": {}},
+      "additionalProperties": false
+    },
+
+    "secret": {
+      "id": "#/definitions/secret",
+      "type": "object",
+      "properties": {
+        "name": {"type": "string"},
+        "file": {"type": "string"},
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          }
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "driver": {"type": "string"},
+        "driver_opts": {
+          "type": "object",
+          "patternProperties": {
+            "^.+$": {"type": ["string", "number"]}
+          }
+        },
+        "template_driver": {"type": "string"}
+      },
+      "patternProperties": {"^x-": {}},
+      "additionalProperties": false
+    },
+
+    "config": {
+      "id": "#/definitions/config",
+      "type": "object",
+      "properties": {
+        "name": {"type": "string"},
+        "file": {"type": "string"},
+        "external": {
+          "type": ["boolean", "object"],
+          "properties": {
+            "name": {"type": "string"}
+          }
+        },
+        "labels": {"$ref": "#/definitions/list_or_dict"},
+        "template_driver": {"type": "string"}
+      },
+      "patternProperties": {"^x-": {}},
+      "additionalProperties": false
+    },
+
+    "string_or_list": {
+      "oneOf": [
+        {"type": "string"},
+        {"$ref": "#/definitions/list_of_strings"}
+      ]
+    },
+
+    "list_of_strings": {
+      "type": "array",
+      "items": {"type": "string"},
+      "uniqueItems": true
+    },
+
+    "list_or_dict": {
+      "oneOf": [
+        {
+          "type": "object",
+          "patternProperties": {
+            ".+": {
+              "type": ["string", "number", "null"]
+            }
+          },
+          "additionalProperties": false
+        },
+        {"type": "array", "items": {"type": "string"}, "uniqueItems": true}
+      ]
+    },
+
+    "constraints": {
+      "service": {
+        "id": "#/definitions/constraints/service",
+        "anyOf": [
+          {"required": ["build"]},
+          {"required": ["image"]}
+        ],
+        "properties": {
+          "build": {
+            "required": ["context"]
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/cli/compose/schema/schema.go b/cli/compose/schema/schema.go
index 3d26d1fbca..a662f4aaf5 100644
--- a/cli/compose/schema/schema.go
+++ b/cli/compose/schema/schema.go
@@ -11,7 +11,7 @@ import (
 )
 
 const (
-	defaultVersion = "1.0"
+	defaultVersion = "3.10"
 	versionField   = "version"
 )
 
@@ -39,7 +39,8 @@ func init() {
 	gojsonschema.FormatCheckers.Add("duration", durationFormatChecker{})
 }
 
-// Version returns the version of the config, defaulting to version 1.0
+// Version returns the version of the config, defaulting to the latest "3.x"
+// version (3.10).
 func Version(config map[string]interface{}) string {
 	version, ok := config[versionField]
 	if !ok {
@@ -50,6 +51,8 @@ func Version(config map[string]interface{}) string {
 
 func normalizeVersion(version string) string {
 	switch version {
+	case "":
+		return defaultVersion
 	case "3":
 		return "3.0"
 	default:
@@ -62,6 +65,7 @@ var schemas embed.FS
 
 // Validate uses the jsonschema to validate the configuration
 func Validate(config map[string]interface{}, version string) error {
+	version = normalizeVersion(version)
 	schemaData, err := schemas.ReadFile("data/config_schema_v" + version + ".json")
 	if err != nil {
 		return errors.Errorf("unsupported Compose file version: %s", version)
diff --git a/cli/compose/schema/schema_test.go b/cli/compose/schema/schema_test.go
index 1c36294c0d..ed14e1d0ae 100644
--- a/cli/compose/schema/schema_test.go
+++ b/cli/compose/schema/schema_test.go
@@ -20,6 +20,10 @@ func TestValidate(t *testing.T) {
 	}
 
 	assert.NilError(t, Validate(config, "3.0"))
+	assert.NilError(t, Validate(config, "3"))
+	assert.NilError(t, Validate(config, ""))
+	assert.ErrorContains(t, Validate(config, "1.0"), "unsupported Compose file version: 1.0")
+	assert.ErrorContains(t, Validate(config, "12345"), "unsupported Compose file version: 12345")
 }
 
 func TestValidateUndefinedTopLevelOption(t *testing.T) {
@@ -84,6 +88,7 @@ func TestValidateCredentialSpecs(t *testing.T) {
 		version     string
 		expectedErr string
 	}{
+		{version: "3", expectedErr: "credential_spec"},
 		{version: "3.0", expectedErr: "credential_spec"},
 		{version: "3.1", expectedErr: "credential_spec"},
 		{version: "3.2", expectedErr: "credential_spec"},
@@ -94,6 +99,8 @@ func TestValidateCredentialSpecs(t *testing.T) {
 		{version: "3.7", expectedErr: "config"},
 		{version: "3.8"},
 		{version: "3.9"},
+		{version: "3.10"},
+		{version: ""},
 	}
 
 	for _, tc := range tests {