diff --git a/model/sync-ccnx-wrapper.h b/model/sync-ccnx-wrapper.h
index ecfeee3..e7a1a64 100644
--- a/model/sync-ccnx-wrapper.h
+++ b/model/sync-ccnx-wrapper.h
@@ -61,7 +61,12 @@
    * keystore 2) init keylocator 3) start a thread to hold a loop of ccn_run
    *
    */
+#ifdef _DEBUG_WRAPPER_      
+  CcnxWrapper(char c='.');
+  char m_c;
+#else
   CcnxWrapper();
+#endif  
   ~CcnxWrapper();
 
   /**