diff --git a/build/build-image/Dockerfile b/build/build-image/Dockerfile
index 1c6a414bc48..29a8e2d9ccf 100644
--- a/build/build-image/Dockerfile
+++ b/build/build-image/Dockerfile
@@ -58,4 +58,4 @@ ENV KUBE_GIT_VERSION_FILE /kube-version-defs
 ENV KUBE_OUTPUT_SUBPATH _output/dockerized
 
 # Upload Kubernetes source
-ADD kube-source.tar.gz /go/src/k8s.io/kubernetes
+ADD kube-source.tar.gz /go/src/k8s.io/kubernetes/