diff --git a/package.json b/package.json
index 6f39a418..abaec53a 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "immutability-helper": "^2.0.0",
     "jest": "^23.4.1",
     "json-loader": "^0.5.4",
-    "leaflet": "^1.3.1",
+    "leaflet": "1.3.1",
     "object.values": "^1.0.3",
     "proj4": "^2.4.3",
     "qrcode.react": "^0.7.2",