diff --git a/collects/macro-debugger/analysis/private/moduledb.rkt b/collects/macro-debugger/analysis/private/moduledb.rkt
index 106a1d1..723a962 100644
--- a/collects/macro-debugger/analysis/private/moduledb.rkt
+++ b/collects/macro-debugger/analysis/private/moduledb.rkt
@@ -59,6 +59,7 @@
      scheme/gui/base
      slideshow/base
      string-constants
+     syntax/parse
      wxme)))
 
 (define no-bypass-rxs