diff --git a/server/modules/monitor/mm_mon.c b/server/modules/monitor/mm_mon.c
index 39684db2c..11d292528 100644
--- a/server/modules/monitor/mm_mon.c
+++ b/server/modules/monitor/mm_mon.c
@@ -42,7 +42,10 @@
 #include <dcb.h>
 #include <modinfo.h>
 
-extern int lm_enabled_logfiles_bitmask;
+/** Defined in log_manager.cc */
+extern int            lm_enabled_logfiles_bitmask;
+extern size_t         log_ses_count[];
+extern __thread log_info_t tls_log_info;
 
 static	void	monitorMain(void *);