diff --git a/build-constraints.yaml b/build-constraints.yaml
index 796e7382..8c34ba3b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8497,6 +8497,9 @@ packages:
         - pandoc-lua-engine < 0.2.1.5
         - pandoc-server < 0.1.0.6
 
+        # https://github.com/commercialhaskell/stackage/issues/7426
+        - emacs-module < 0.2.1.1
+
     # end of Stackage upper bounds
 # end of packages