diff --git a/package.json b/package.json
index 5abcd65d97..8c48d2f3a9 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "mocha-phantomjs-core": "^1.3.0",
     "mustache": "2.2.1",
     "phantomjs-prebuilt": "2.1.5",
-    "proj4": "2.3.12",
+    "proj4": "2.3.14",
     "resemblejs": "2.2.0",
     "sinon": "1.17.3",
     "slimerjs": "0.906.1",