diff --git a/package-overrides/github/twbs/bootstrap@4.0.0-alpha.2.json b/package-overrides/github/twbs/bootstrap@4.0.0-alpha.2.json
index 55bb4fe..722b0bb 100644
--- a/package-overrides/github/twbs/bootstrap@4.0.0-alpha.2.json
+++ b/package-overrides/github/twbs/bootstrap@4.0.0-alpha.2.json
@@ -18,6 +18,6 @@
   },
   "dependencies": {
     "jquery": "github:components/jquery",
-    "tether": "github:HubSpot/tether"
+    "tether": "github:HubSpot/tether@^1.1.1"
   }
 }
\ No newline at end of file