diff --git a/src/runtime/runtime-gdb_unix_test.go b/src/runtime/runtime-gdb_unix_test.go
index 23eb3e2362..a1f2401a6e 100644
--- a/src/runtime/runtime-gdb_unix_test.go
+++ b/src/runtime/runtime-gdb_unix_test.go
@@ -296,6 +296,7 @@ func TestGdbCoreCrashThreadBacktrace(t *testing.T) {
 		t.Skip("Backtrace through signal handler only works on 386 and amd64")
 	}
 
+	testenv.MustHaveCGO(t)
 	checkGdbEnvironment(t)
 	t.Parallel()
 	checkGdbVersion(t)