diff --git a/hack/config-go.sh b/hack/config-go.sh
index 6bb6037c681..52d04d1d857 100644
--- a/hack/config-go.sh
+++ b/hack/config-go.sh
@@ -52,7 +52,7 @@ kube::version_ldflags() {
     fi
 
     # The -ldflags parameter takes a single string, so join the output.
-    echo "${ldflags[*]}"
+    echo "${ldflags[*]-}"
   )
 }