diff --git a/src/lib/base/IEventQueue.cpp b/src/lib/base/IEventQueue.cpp
index 63fd5c9e..7bcd0152 100644
--- a/src/lib/base/IEventQueue.cpp
+++ b/src/lib/base/IEventQueue.cpp
@@ -17,6 +17,7 @@
  */
 
 #include "IEventQueue.h"
+#include "CLog.h"
 
 //
 // IEventQueue
@@ -35,6 +36,7 @@ IEventQueue::getSystemTarget()
 IEventQueue*
 IEventQueue::getInstance()
 {
+	LOG((CLOG_DEBUG4 "assert event queue instance"));
 	assert(s_instance != NULL);
 	return s_instance;
 }