diff --git a/pkg/generate/postprocessing/preferred_resource_name.go b/pkg/generate/postprocessing/preferred_resource_name.go
index c792e6caf..ca10ab1dd 100644
--- a/pkg/generate/postprocessing/preferred_resource_name.go
+++ b/pkg/generate/postprocessing/preferred_resource_name.go
@@ -68,5 +68,8 @@ func CleanResourceName(name string) string {
 	if cleaned[0] >= '0' && cleaned[0] <= '9' {
 		cleaned = "_" + cleaned
 	}
+	if cleaned[0] == '-' {
+		cleaned = "_" + cleaned
+	}
 	return cleaned
 }