diff --git a/npm/pkg/dataplane/dataplane_linux_test.go b/npm/pkg/dataplane/dataplane_linux_test.go
index 99dbb0b1f6..9cb22138ad 100644
--- a/npm/pkg/dataplane/dataplane_linux_test.go
+++ b/npm/pkg/dataplane/dataplane_linux_test.go
@@ -82,7 +82,7 @@ func TestNetPolInBackgroundUpdatePolicy(t *testing.T) {
 	require.NoError(t, err)
 	defer func() {
 		stopCh <- struct{}{}
-		time.Sleep(1500 * time.Millisecond)
+		time.Sleep(2000 * time.Millisecond)
 		klog.Info("defer for TestNetPolInBackgroundUpdatePolicy finished")
 	}()
 
@@ -91,12 +91,12 @@ func TestNetPolInBackgroundUpdatePolicy(t *testing.T) {
 	err = dp.AddPolicy(&testPolicyobj)
 	require.NoError(t, err)
 
-	time.Sleep(1500 * time.Millisecond)
+	time.Sleep(2000 * time.Millisecond)
 
 	err = dp.UpdatePolicy(&updatedTestPolicyobj)
 	require.NoError(t, err)
 
-	time.Sleep(1500 * time.Millisecond)
+	time.Sleep(2000 * time.Millisecond)
 
 	linuxPromVals{2, 1, 0, 0, 1}.assert(t)
 }