diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5ad2fda3..ff6de524 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2160,6 +2160,9 @@ packages:
 
         # https://github.com/yesodweb/wai/issues/526
         - warp < 3.2.4 || > 3.2.4
+
+        # https://github.com/fpco/stackage/issues/1328
+        - doctest < 0.11
 # end of packages