diff --git a/server/core/maxscale/monitor.h b/server/core/maxscale/monitor.h
index c6be6a502..2c98f5182 100644
--- a/server/core/maxscale/monitor.h
+++ b/server/core/maxscale/monitor.h
@@ -66,8 +66,6 @@ extern bool monitorSetNetworkTimeout(MXS_MONITOR *, int, int);
 mxs_monitor_event_t mon_get_event_type(MXS_MONITOR_SERVERS* node);
 const char* mon_get_event_name(MXS_MONITOR_SERVERS* node);
 
-void mon_log_state_change(MXS_MONITOR_SERVERS *ptr);
-
 /**
  * @brief Serialize the servers of a monitor to a file
  *
diff --git a/server/core/monitor.c b/server/core/monitor.c
index 7c1612d97..f5f504516 100644
--- a/server/core/monitor.c
+++ b/server/core/monitor.c
@@ -917,6 +917,7 @@ mon_get_event_name(MXS_MONITOR_SERVERS* node)
         }
     }
 
+    ss_dassert(false);
     return "undefined_event";
 }
 
@@ -1176,7 +1177,7 @@ mon_log_connect_error(MXS_MONITOR_SERVERS* database, mxs_connect_result_t rval)
               mysql_error(database->con));
 }
 
-void mon_log_state_change(MXS_MONITOR_SERVERS *ptr)
+static void mon_log_state_change(MXS_MONITOR_SERVERS *ptr)
 {
     SERVER srv;
     srv.status = ptr->mon_prev_status;