diff --git a/lib-src/mod-script-pipe/ScripterCallback.cpp b/lib-src/mod-script-pipe/ScripterCallback.cpp
index 63760a65e..f659d5795 100644
--- a/lib-src/mod-script-pipe/ScripterCallback.cpp
+++ b/lib-src/mod-script-pipe/ScripterCallback.cpp
@@ -9,6 +9,9 @@
 // Audacity.  Because it forwards commands
 // rather than handling them itself it can be used in
 // other projects too.  
+//
+// Enabling other programs to connect to Audacity via a pipe is a potential 
+// security risk.  Use at your own risk.
 
 #include <wx/wx.h>
 #include "ScripterCallback.h"