diff --git a/collects/mztake/doc.txt b/collects/mztake/doc.txt
index 0a7fa80ced..28cf465f99 100644
--- a/collects/mztake/doc.txt
+++ b/collects/mztake/doc.txt
@@ -503,6 +503,11 @@ Known Issues
   random-xs, and sine demos), the FrTime animation window may
   appear unresponsive because of how fast it is redrawing.
 
+* Currently, if you are running traces on two modules with the
+  same name, IN the same process, though in different directories,
+  there will probably be some sort of name-clash and strange error.
+  This will be fixed.
+
 
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