diff --git a/tools/export-github.sh b/tools/export-github.sh
index 01a8603..57ba985 100755
--- a/tools/export-github.sh
+++ b/tools/export-github.sh
@@ -8,7 +8,8 @@
 #
 # Usage:
 #   tools/export-github.sh "Commit message for the publication commit"
-#   tools/export-github.sh --dist          # also rebuild the /ops frontend dist
+#   tools/export-github.sh --dist          # also rebuild BOTH frontend dists
+#                                          # (/ops = dev, /shopdb = prod)
 #
 # This script lives in tools/, which is itself excluded from publication.
 set -euo pipefail
@@ -111,13 +112,17 @@ git bundle create "$OUT/shopdb-flask-pub.bundle" HEAD main --tags
 git bundle verify "$OUT/shopdb-flask-pub.bundle" >/dev/null
 echo "bundle: $OUT/shopdb-flask-pub.bundle"
 
-# --- 6. optional /ops dist for the prod server ---
+# --- 6. optional per-instance dists (both bases: /ops = dev, /shopdb = prod) ---
+# Two instances run on the box; each needs its own base-path build. Always
+# rebuild BOTH so prod never ships a stale frontend.
 if [ "$BUILD_DIST" = 1 ]; then
   cd "$WORK/frontend"
-  VITE_BASE_PATH=/ops/ npm run build --silent
-  rm -rf "$OUT/frontend-dist-subpath-ops"
-  cp -r dist "$OUT/frontend-dist-subpath-ops"
-  echo "dist:   $OUT/frontend-dist-subpath-ops/"
+  for base in ops shopdb; do
+    VITE_BASE_PATH=/$base/ npm run build --silent
+    rm -rf "$OUT/frontend-dist-subpath-$base"
+    cp -r dist "$OUT/frontend-dist-subpath-$base"
+    echo "dist:   $OUT/frontend-dist-subpath-$base/  (base /$base/)"
+  done
 fi
 
 cat <<'EOF'