diff --git a/src/runtime/crash_test.go b/src/runtime/crash_test.go
index 2766b8850af..6835cacb3f7 100644
--- a/src/runtime/crash_test.go
+++ b/src/runtime/crash_test.go
@@ -686,7 +686,7 @@ func init() {
 
 func TestRuntimePanic(t *testing.T) {
 	testenv.MustHaveExec(t)
-	cmd := exec.Command(os.Args[0], "-test.run=TestRuntimePanic")
+	cmd := testenv.CleanCmdEnv(exec.Command(os.Args[0], "-test.run=TestRuntimePanic"))
 	cmd.Env = append(cmd.Env, "GO_TEST_RUNTIME_PANIC=1")
 	out, err := cmd.CombinedOutput()
 	t.Logf("%s", out)