diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4aa15aae..08974106 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4757,7 +4757,7 @@ packages:
         - wai-extra < 3.0.27.0
 
         # https://github.com/jonascarpay/apecs/issues/51
-        - apecs-gloss < 0.2.2
+        - apecs-gloss < 0.2.1
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of