diff --git a/mozilla/xpinstall/packager/mac/xpiengine.jst b/mozilla/xpinstall/packager/mac/xpiengine.jst
new file mode 100644
index 00000000000..8d0a4f5e334
--- /dev/null
+++ b/mozilla/xpinstall/packager/mac/xpiengine.jst
@@ -0,0 +1,18 @@
+var err = StartInstall("Mozilla Seamonkey", "Seamonkey", "$Version$"); 
+LogComment("StartInstall: " + err);
+
+var communicatorFolder = Install.GetFolder("Communicator");
+LogComment("communicatorFolder: " + communicatorFolder);
+
+err = AddDirectory("Program",
+                   "$Version$",
+                   "bin",              // fileName in jar, 
+                   communicatorFolder, // Where to put this file (Returned from GetFolder) 
+                   "",                 // fileName in jar, 
+                   false);             // Force Flag 
+
+LogComment("AddDirectory() returned: " + err);
+
+err = FinalizeInstall(); 
+LogComment("FinalizeInstall() returned: " + err);
+