diff --git a/build-constraints.yaml b/build-constraints.yaml
index e7b3defd..07dc5659 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2738,6 +2738,8 @@ packages:
         # https://github.com/fpco/stackage/issues/2183
         - glabrous < 0.2.2
 
+        # https://github.com/sdiehl/haskell-picosat/issues/6
+        - picosat < 0.1.4
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of