diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5dbd26f8..642d6ecc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2573,6 +2573,7 @@ packages:
         - x11-xim
         - Imlib
         - xturtle
+        - gluturtle
 
     "Jan Gerlinger <git@jangerlinger.de> @JanGe":
         - irc-dcc