diff --git a/build-constraints.yaml b/build-constraints.yaml
index 548291bd..64c46766 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4702,7 +4702,7 @@ packages:
         - hpqtypes
         - hpqtypes-extras
         - fields-json
-        - log-base
+        - log-base < 0.11 # https://github.com/commercialhaskell/stackage/issues/6227
         - unjson
 
     "Daan Leijen <daan@effp.org> @daanx":