diff --git a/resources/org/homelab/dind-pod.yaml b/resources/org/homelab/dind-pod.yaml
index 0704cad..f6a3d33 100644
--- a/resources/org/homelab/dind-pod.yaml
+++ b/resources/org/homelab/dind-pod.yaml
@@ -15,6 +15,16 @@ spec:
       image: docker:27-dind
       securityContext:
         privileged: true
+      # Harbor's harbor-core Service serves plain HTTP internally (TLS is
+      # disabled cluster-wide by design — see claude.md's "everything is
+      # plain HTTP" note). Docker still defaults to attempting HTTPS
+      # against any bare registry hostname regardless of whether the
+      # network path actually involves TLS anywhere — that default isn't
+      # about routing through Contour/Ingress, it's just the client's own
+      # convention. Without this flag, `docker push` hangs doing a TLS
+      # handshake against a server that's only ever spoken HTTP.
+      args:
+        - "--insecure-registry=harbor-core.harbor.svc.cluster.local"
       env:
         - name: DOCKER_TLS_CERTDIR
           value: ""