diff --git a/opts/ulimit.go b/opts/ulimit.go
deleted file mode 100644
index b41f475bd5..0000000000
--- a/opts/ulimit.go
+++ /dev/null
@@ -1,52 +0,0 @@
-package opts
-
-import (
-	"fmt"
-
-	"github.com/docker/docker/pkg/ulimit"
-)
-
-// UlimitOpt defines a map of Ulimits
-type UlimitOpt struct {
-	values *map[string]*ulimit.Ulimit
-}
-
-// NewUlimitOpt creates a new UlimitOpt
-func NewUlimitOpt(ref *map[string]*ulimit.Ulimit) *UlimitOpt {
-	if ref == nil {
-		ref = &map[string]*ulimit.Ulimit{}
-	}
-	return &UlimitOpt{ref}
-}
-
-// Set validates a Ulimit and sets its name as a key in UlimitOpt
-func (o *UlimitOpt) Set(val string) error {
-	l, err := ulimit.Parse(val)
-	if err != nil {
-		return err
-	}
-
-	(*o.values)[l.Name] = l
-
-	return nil
-}
-
-// String returns Ulimit values as a string.
-func (o *UlimitOpt) String() string {
-	var out []string
-	for _, v := range *o.values {
-		out = append(out, v.String())
-	}
-
-	return fmt.Sprintf("%v", out)
-}
-
-// GetList returns a slice of pointers to Ulimits.
-func (o *UlimitOpt) GetList() []*ulimit.Ulimit {
-	var ulimits []*ulimit.Ulimit
-	for _, v := range *o.values {
-		ulimits = append(ulimits, v)
-	}
-
-	return ulimits
-}
diff --git a/opts/ulimit_test.go b/opts/ulimit_test.go
deleted file mode 100644
index 3845d1ec18..0000000000
--- a/opts/ulimit_test.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package opts
-
-import (
-	"testing"
-
-	"github.com/docker/docker/pkg/ulimit"
-)
-
-func TestUlimitOpt(t *testing.T) {
-	ulimitMap := map[string]*ulimit.Ulimit{
-		"nofile": {"nofile", 1024, 512},
-	}
-
-	ulimitOpt := NewUlimitOpt(&ulimitMap)
-
-	expected := "[nofile=512:1024]"
-	if ulimitOpt.String() != expected {
-		t.Fatalf("Expected %v, got %v", expected, ulimitOpt)
-	}
-
-	// Valid ulimit append to opts
-	if err := ulimitOpt.Set("core=1024:1024"); err != nil {
-		t.Fatal(err)
-	}
-
-	// Invalid ulimit type returns an error and do not append to opts
-	if err := ulimitOpt.Set("notavalidtype=1024:1024"); err == nil {
-		t.Fatalf("Expected error on invalid ulimit type")
-	}
-	expected = "[nofile=512:1024 core=1024:1024]"
-	expected2 := "[core=1024:1024 nofile=512:1024]"
-	result := ulimitOpt.String()
-	if result != expected && result != expected2 {
-		t.Fatalf("Expected %v or %v, got %v", expected, expected2, ulimitOpt)
-	}
-
-	// And test GetList
-	ulimits := ulimitOpt.GetList()
-	if len(ulimits) != 2 {
-		t.Fatalf("Expected a ulimit list of 2, got %v", ulimits)
-	}
-}