diff --git a/package.json b/package.json
index b10385c97ee19f963e0dd29987b0319d6be59275..5f4efd585e6753fb23022f71a0ac7e0e98ed0d9e 100644
--- a/package.json
+++ b/package.json
@@ -73,9 +73,9 @@
     "gulp-util": "^3.0.8",
     "js-cookie": "^2.1.3",
     "lunr": "^0.7.2",
-    "material-design-color": "^2.3.2",
-    "material-shadows": "^3.0.1",
-    "modularscale-sass": "^2.1.1",
+    "material-design-color": "2.3.2",
+    "material-shadows": "3.0.1",
+    "modularscale-sass": "2.1.1",
     "node-notifier": "^5.0.0",
     "postcss-pseudo-classes": "^0.2.0",
     "stylelint": "^7.8.0",