diff --git a/build-constraints.yaml b/build-constraints.yaml
index d7e554b3..7c185a9d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2225,7 +2225,7 @@ packages:
     "Sven Heyll <svh@posteo.de> @sheyll":
         - b9 < 0 # build failure with GHC 8.4 https://github.com/sheyll/b9-vm-image-builder/issues/4
         - type-spec
-        - pretty-types
+        - pretty-types < 0 # ghc 8.10.1 https://github.com/commercialhaskell/stackage/issues/5446
         - function-builder
         - bytestring-to-vector