diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e189e1e566..4756f307e8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -63,7 +63,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: 1.20.5
+          go-version: 1.20.6
       -
         name: Test
         run: |
diff --git a/Dockerfile b/Dockerfile
index 719ff63a82..3277db2766 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG BASE_VARIANT=alpine
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 ARG ALPINE_VERSION=3.17
 ARG XX_VERSION=1.2.1
 ARG GOVERSIONINFO_VERSION=v1.3.0
diff --git a/docker-bake.hcl b/docker-bake.hcl
index 0e505e43a9..65450868be 100644
--- a/docker-bake.hcl
+++ b/docker-bake.hcl
@@ -1,5 +1,5 @@
 variable "GO_VERSION" {
-    default = "1.20.5"
+    default = "1.20.6"
 }
 variable "VERSION" {
     default = ""
diff --git a/dockerfiles/Dockerfile.dev b/dockerfiles/Dockerfile.dev
index e53aab1e7f..3856cd1c81 100644
--- a/dockerfiles/Dockerfile.dev
+++ b/dockerfiles/Dockerfile.dev
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 ARG ALPINE_VERSION=3.17
 
 ARG BUILDX_VERSION=0.11.0
diff --git a/dockerfiles/Dockerfile.lint b/dockerfiles/Dockerfile.lint
index a672052ce3..3d7055c6bf 100644
--- a/dockerfiles/Dockerfile.lint
+++ b/dockerfiles/Dockerfile.lint
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 ARG ALPINE_VERSION=3.17
 ARG GOLANGCI_LINT_VERSION=v1.52.2
 
diff --git a/dockerfiles/Dockerfile.vendor b/dockerfiles/Dockerfile.vendor
index edafd91c73..c0b44077e0 100644
--- a/dockerfiles/Dockerfile.vendor
+++ b/dockerfiles/Dockerfile.vendor
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 ARG ALPINE_VERSION=3.17
 ARG MODOUTDATED_VERSION=v0.8.0
 
diff --git a/e2e/testdata/Dockerfile.gencerts b/e2e/testdata/Dockerfile.gencerts
index b9b1750420..fa9b3aeb90 100644
--- a/e2e/testdata/Dockerfile.gencerts
+++ b/e2e/testdata/Dockerfile.gencerts
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.20.5
+ARG GO_VERSION=1.20.6
 
 FROM golang:${GO_VERSION}-alpine AS generated
 RUN go install github.com/dmcgowan/quicktls@master