@@ -23,10 +23,11 @@
        OFFile.m				\
        OFIntrospection.m		\
        OFList.m				\
        OFMapTable.m			\
        OFMD5Hash.m			\
+       OFMessagePackExtension.m		\
        OFMutableArray.m			\
        OFMutableDictionary.m		\
        OFMutableSet.m			\
        OFMutableString.m		\
        OFNull.m				\