diff --git a/build-constraints.yaml b/build-constraints.yaml
index 986d5a7d..2f720bd0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1713,6 +1713,9 @@ packages:
         # https://github.com/fpco/stackage/issues/944
         - lens < 4.13
         - reflection < 2.1
+
+        # https://github.com/fpco/stackage/issues/981
+        - haskell-src-exts < 1.17
 # end of packages