diff --git a/build-constraints.yaml b/build-constraints.yaml
index 537e584d..2449e8d3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7910,6 +7910,9 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/8095
         - strict-mutable-base < 2
+
+        # https://github.com/commercialhaskell/stackage/issues/8096
+        - hOpenPGP < 3.4 
     # end of Stackage upper bounds
 # end of packages