diff --git a/nix/modules/unit/lisp/fg42/config.el b/nix/modules/unit/lisp/fg42/config.el
index 15174c4..869fcb1 100644
--- a/nix/modules/unit/lisp/fg42/config.el
+++ b/nix/modules/unit/lisp/fg42/config.el
@@ -45,7 +45,7 @@
 (defmacro config-when (key value &rest body)
   "Run the BODY only if config KEY has the VALUE."
   (declare (indent defun))
-  (when (eval `(fg42/config= ,key ,value))
+  (when (eval `(config= ,key ,value))
       `(progn
          ,@body)))