diff --git a/package.json b/package.json
index d496dda02e980ad9e16ea9aa83b19f41baa35d92..6ebee70e7529dde4cf636838f236b6313a3aba8e 100644
--- a/package.json
+++ b/package.json
@@ -5,11 +5,11 @@
   "main": "index.html",
   "license": "MIT",
   "dependencies": {
-    "bootstrap": "^3.3.7",
-    "font-awesome": "^4.7.0",
-    "jquery": "^3.2.1",
+    "bootstrap": "<4.0.0",
+    "font-awesome": "<5.0.0",
+    "jquery": "<4.0.0",
     "jquery.easing": "^1.4.1",
-    "startbootstrap-grayscale": "^4.0.0-alpha",
+    "startbootstrap-grayscale": "3.3.7",
     "typeface-cabin": "^0.0.28",
     "typeface-lora": "^0.0.22",
     "leaflet": "^1.0.3"