diff --git a/package.json b/package.json
index 072eaf3a..b46c7a63 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "author": "The Terasology Foundation",
   "dependencies": {
     "@reach/router": "^1.3.4",
-    "bootstrap": "^5.0.0",
+    "bootstrap": "^4.3.1",
     "canvas": "^2.8.0",
     "gatsby": "^5.9.1",
     "gatsby-plugin-catch-links": "^5.3.0",
diff --git a/yarn.lock b/yarn.lock
index 5ebb97dc..3f640297 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3955,10 +3955,10 @@ boolbase@^1.0.0:
   resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
   integrity sha512-JZOSA7Mo9sNGB8+UjSgzdLtokWAky1zbztM3WRLCbZ70/3cTANmQmOdR7y2g+J0e2WXywy1yS468tY+IruqEww==
 
-bootstrap@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-5.0.0.tgz#97635ac0e0d6cb466700ebf0fd266bfabf352ed2"
-  integrity sha512-tmhPET9B9qCl8dCofvHeiIhi49iBt0EehmIsziZib65k1erBW1rHhj2s/2JsuQh5Pq+xz2E9bEbzp9B7xHG+VA==
+bootstrap@^4.3.1:
+  version "4.6.2"
+  resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.6.2.tgz#8e0cd61611728a5bf65a3a2b8d6ff6c77d5d7479"
+  integrity sha512-51Bbp/Uxr9aTuy6ca/8FbFloBUJZLHwnhTcnjIeRn2suQWsWzcuJhGjKDB5eppVte/8oCdOL3VuwxvZDUggwGQ==
 
 boxen@^5.1.2:
   version "5.1.2"