diff --git a/build-constraints.yaml b/build-constraints.yaml
index c89998e5..cf20afc7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -667,7 +667,7 @@ packages:
     "Alan Zimmerman @alanz":
         - ghc-exactprint
         - haskell-lsp
-        - hjsmin
+        - hjsmin < 0 # restrictive upper bounds for language-javascript #4903
         - language-javascript
         - Strafunski-StrategyLib