diff --git a/package-overrides/github/ismyrnow/Leaflet.groupedlayercontrol@0.3.1.json b/package-overrides/github/ismyrnow/Leaflet.groupedlayercontrol@0.3.1.json
new file mode 100644
index 0000000..9583348
--- /dev/null
+++ b/package-overrides/github/ismyrnow/Leaflet.groupedlayercontrol@0.3.1.json
@@ -0,0 +1,8 @@
+{
+  "registry": "jspm",
+  "shim": {
+    "dist/leaflet.groupedlayercontrol.min": [
+      "leaflet"
+    ]
+  }
+}