diff --git a/test/e2e/e2e_test.go b/test/e2e/e2e_test.go
index 25307d7f5d7..af333af5e66 100644
--- a/test/e2e/e2e_test.go
+++ b/test/e2e/e2e_test.go
@@ -92,6 +92,11 @@ func TestMain(m *testing.M) {
 		os.Exit(0)
 	}
 
+	if flag.CommandLine.NArg() > 0 {
+		fmt.Fprintf(os.Stderr, "unknown additional command line arguments: %s", flag.CommandLine.Args())
+		os.Exit(1)
+	}
+
 	// Enable embedded FS file lookup as fallback
 	testfiles.AddFileSource(e2etestingmanifests.GetE2ETestingManifestsFS())
 	testfiles.AddFileSource(testfixtures.GetTestFixturesFS())
diff --git a/test/e2e_kubeadm/e2e_kubeadm_suite_test.go b/test/e2e_kubeadm/e2e_kubeadm_suite_test.go
index 08e54318dc1..3ea5b56c87a 100644
--- a/test/e2e_kubeadm/e2e_kubeadm_suite_test.go
+++ b/test/e2e_kubeadm/e2e_kubeadm_suite_test.go
@@ -18,6 +18,7 @@ package kubeadm
 
 import (
 	"flag"
+	"fmt"
 	"os"
 	"testing"
 
@@ -42,6 +43,10 @@ func TestMain(m *testing.M) {
 	framework.RegisterClusterFlags(flag.CommandLine)
 	pflag.CommandLine.AddGoFlagSet(flag.CommandLine)
 	pflag.Parse()
+	if pflag.CommandLine.NArg() > 0 {
+		fmt.Fprintf(os.Stderr, "unknown additional command line arguments: %s", pflag.CommandLine.Args())
+		os.Exit(1)
+	}
 	framework.AfterReadingAllFlags(&framework.TestContext)
 	os.Exit(m.Run())
 }
diff --git a/test/e2e_node/e2e_node_suite_test.go b/test/e2e_node/e2e_node_suite_test.go
index 104d428b802..5d7f54af18d 100644
--- a/test/e2e_node/e2e_node_suite_test.go
+++ b/test/e2e_node/e2e_node_suite_test.go
@@ -130,6 +130,10 @@ func TestMain(m *testing.M) {
 
 	rand.Seed(time.Now().UnixNano())
 	pflag.Parse()
+	if pflag.CommandLine.NArg() > 0 {
+		fmt.Fprintf(os.Stderr, "unknown additional command line arguments: %s", pflag.CommandLine.Args())
+		os.Exit(1)
+	}
 	framework.AfterReadingAllFlags(&framework.TestContext)
 	if err := e2eskipper.InitFeatureGates(utilfeature.DefaultFeatureGate, featureGates); err != nil {
 		fmt.Fprintf(os.Stderr, "ERROR: initialize feature gates: %v", err)