diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5c4b83a3..1c7012ab 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -980,6 +980,7 @@ packages:
         # - cabal-sort # BLOCKED directory 1.3
         - hslua
         # - idris # bounds: safe
+        - xmonad-contrib
 
         # - cairo # via gtk2hs-buildtools: via hashtables: bounds: vector
         # - gio # via gtk2hs-buildtools: via hashtables: bounds: vector