diff --git a/build-constraints.yaml b/build-constraints.yaml
index e46f2fa2..db581e3f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -87,7 +87,7 @@ packages:
         - java-adt
         - Sit
 
-        - alex > 3.2.7
+        - alex
         - happy < 1.21.0 || > 1.21.0
         - haskell-src
         - ListLike