diff --git a/build-constraints.yaml b/build-constraints.yaml
index 59f6f083..0cbaa19c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -420,7 +420,7 @@ packages:
         - zippers
         - fixed
         - half
-        # - gl BLOCKED directory 1.3
+        - gl
         - lens-aeson
         - zlib-lens
         # - hyperloglog # bounds: approximate, binary, comonad