diff --git a/pkgs/gui-pkgs/gui-lib/info.rkt b/pkgs/gui-pkgs/gui-lib/info.rkt
index 29ed3ad4..955c932f 100644
--- a/pkgs/gui-pkgs/gui-lib/info.rkt
+++ b/pkgs/gui-pkgs/gui-lib/info.rkt
@@ -10,6 +10,7 @@
                "string-constants-lib"
                "unstable-list-lib" ; for class-iop
                "unstable-options-lib"
+               "compatibility-lib"
                ("gui-i386-macosx" #:platform "i386-macosx")
                ("gui-x86_64-macosx" #:platform "x86_64-macosx")
                ("gui-win32-i386" #:platform "win32\\i386")