diff --git a/build-constraints.yaml b/build-constraints.yaml
index c2ddeb39..a65c79e0 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2436,6 +2436,7 @@ packages:
         - streamproc
         - stringsearch          # for cgi
         - titlecase
+        - X11
         - xmonad
 
     "Mark Fine <mark.fine@gmail.com> @markfine":
@@ -4002,7 +4003,6 @@ packages:
         - ParsecTools
         - QuickCheck
         - RSA
-        - X11
         - aeson-compat
         - aeson-extra
         - alsa-mixer