diff --git a/go-go1.4.3/src/syscall/creds_test.go b/go-go1.4.3/src/syscall/creds_test.go
index b1894c6..b2d6b4e 100644
--- a/src/syscall/creds_test.go
+++ b/src/syscall/creds_test.go
@@ -56,9 +56,10 @@ func TestSCMCredentials(t *testing.T) {
 		ucred.Gid = 0
 		oob := syscall.UnixCredentials(&ucred)
 		_, _, err := cli.(*net.UnixConn).WriteMsgUnix(nil, oob, nil)
-		if err.(*net.OpError).Err != syscall.EPERM {
-			t.Fatalf("WriteMsgUnix failed with %v, want EPERM", err)
+		if err.(*net.OpError).Err != syscall.EPERM && err.(*net.OpError).Err != syscall.EINVAL {
+			t.Fatalf("WriteMsgUnix failed with %v, want EPERM or EINVAL", err)
 		}
+
 	}

 	ucred.Pid = int32(os.Getpid())