diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9543dfe9..e5c123d0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1471,6 +1471,9 @@ packages:
         # https://github.com/fpco/stackage/issues/839
         - freenect < 1.2.1
 
+        # https://github.com/fpco/stackage/issues/841
+        - DAV < 1.1
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: