diff --git a/package.json b/package.json
index f38f7784..19d06e88 100644
--- a/package.json
+++ b/package.json
@@ -58,8 +58,8 @@
     }
   },
   "optionalDependencies": {
-    "electron-installer-debian": "^0.5.1",
-    "elevator": "^2.2.3"
+    "electron-installer-debian": "0.5.1",
+    "elevator": "2.2.3"
   },
   "dependencies": {
     "angular": "1.6.3",