diff --git a/justfile b/justfile
index 5fea64e..2332d58 100644
--- a/justfile
+++ b/justfile
@@ -41,7 +41,10 @@ run:
   {{ tl }} src/awesomewm.d.tl/init.tl
 
 validate:
-  cyan check `find generated/ -type f -iname '*.d.tl' | xargs`
+  cd generated && cyan \
+    check \
+    --global-env-def "global_env" \
+    `find . -type f -iname '*.d.tl' | xargs`
 
 # TODO : how to run a debugger on Teal code?
 debug: