Fix logic

Change-Id: I7bfb72e8bb245fab3e9a9d575abc7217bbae86d0
diff --git a/src/logger.hpp b/src/logger.hpp
index 64a8563..c4eee03 100644
--- a/src/logger.hpp
+++ b/src/logger.hpp
@@ -64,7 +64,7 @@
 
 #define _LOG_DEBUG(x) \
   std::clog << boost::get_system_time() << " " << boost::this_thread::get_id() << \
-               " " << x << std::endl;
+               " " << x << std::endl
 
 #else // _DEBUG