diff --git a/build-constraints.yaml b/build-constraints.yaml
index e5b61832..c10409d5 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8439,11 +8439,11 @@ packages:
 
     "Stackage upper bounds":
         # https://github.com/commercialhaskell/stackage/issues/7287
-        # warp < 3.4
-        # http2 < 5.1.0
+        - warp < 3.4
+        - http2 < 5.1.0
 
         # https://github.com/commercialhaskell/stackage/issues/7309
-        - zlib < 0.7
+        # zlib < 0.7
 
         # https://github.com/commercialhaskell/stackage/issues/7312
         - numhask < 0.12