diff --git a/unix/creds_test.go b/unix/creds_test.go
index f8bbb5f..752c82e 100644
--- a/unix/creds_test.go
+++ b/unix/creds_test.go
@@ -9,7 +9,6 @@
 
 import (
 	"bytes"
-	"go/build"
 	"net"
 	"os"
 	"testing"
@@ -36,11 +35,6 @@
 	}
 
 	for _, tt := range socketTypeTests {
-		if tt.socketType == unix.SOCK_DGRAM && !atLeast1p10() {
-			t.Log("skipping DGRAM test on pre-1.10")
-			continue
-		}
-
 		fds, err := unix.Socketpair(unix.AF_LOCAL, tt.socketType, 0)
 		if err != nil {
 			t.Fatalf("Socketpair: %v", err)
@@ -123,13 +117,3 @@
 		}
 	}
 }
-
-// atLeast1p10 reports whether we are running on Go 1.10 or later.
-func atLeast1p10() bool {
-	for _, ver := range build.Default.ReleaseTags {
-		if ver == "go1.10" {
-			return true
-		}
-	}
-	return false
-}