diff --git a/server/modules/monitor/grmon/grmon.cc b/server/modules/monitor/grmon/grmon.cc
index c4d16c60c..a11da47c7 100644
--- a/server/modules/monitor/grmon/grmon.cc
+++ b/server/modules/monitor/grmon/grmon.cc
@@ -72,7 +72,7 @@ GRMon::~GRMon()
 
 GRMon* GRMon::create(MXS_MONITOR* monitor)
 {
-    return new GRMon(monitor));
+    return new GRMon(monitor);
 }
 
 bool GRMon::start(const MXS_CONFIG_PARAMETER* params)