diff --git a/src/package.json b/src/package.json
index 4a472be07..5f684d0ee 100644
--- a/src/package.json
+++ b/src/package.json
@@ -41,7 +41,7 @@
                       "channels"                : "0.0.x",
                       "jsonminify"              : "0.2.2",
                       "measured"                : "0.1.3",
-                      "mocha"                   : "*"
+                      "mocha"                   : ">=2.0.1"
                      },
   "bin":             { "etherpad-lite": "./node/server.js" },
   "devDependencies": {