diff --git a/build-constraints.yaml b/build-constraints.yaml
index a2608734..0dfa6920 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4522,6 +4522,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4463
         - mime-mail < 0.5.0
 
+        # https://github.com/commercialhaskell/stackage/issues/4469
+        - cmark-gfm < 0.2.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of