diff --git a/infra/start.sh b/infra/start.sh
index 6849780..1d453bc 100755
--- a/infra/start.sh
+++ b/infra/start.sh
@@ -182,6 +182,15 @@ make -C "$SCRIPT_DIR" build
 podman compose --env-file "$REPO_ROOT/.env" -f "$SCRIPT_DIR/docker-compose.yml" down
 podman compose --env-file "$REPO_ROOT/.env" -f "$SCRIPT_DIR/docker-compose.yml" up -d
 
+# ── Reconnect deployed app containers to hiy-net ───────────────────────────
+# compose down destroys hiy-net, evicting any running hiy-* containers.
+# compose up recreates the network but doesn't reconnect them automatically.
+podman ps --format "{{.Names}}" \
+    | grep '^hiy-' \
+    | while IFS= read -r name; do
+        podman network connect hiy-net "$name" 2>/dev/null || true
+      done
+
 # ── Install systemd user service for auto-start on boot ───────────────────────
 # Uses a user-level (rootless) service so Podman's UID namespace is preserved.
 # loginctl enable-linger lets the service start even without an active login.