diff --git a/build-constraints.yaml b/build-constraints.yaml
index dc4feabf..3e5d2a4c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3280,6 +3280,9 @@ packages:
         # https://github.com/fpco/stackage/issues/2595
         - cassava < 0.5.0.0
 
+        # https://github.com/fpco/stackage/issues/2601
+        - prettyprinter-ansi-terminal < 1.1
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of