diff --git a/plugins/sentinel/dashboard.html b/plugins/sentinel/dashboard.html
index d63ae5f..b8c7fc6 100644
--- a/plugins/sentinel/dashboard.html
+++ b/plugins/sentinel/dashboard.html
@@ -279,7 +279,8 @@
                 mc.resize = function(){ this._origResize(); this.canvas.width = this.canvas.width * 2; this.canvas.height = 120; this.ctx.scale(2,2); this.draw(); };
                 mc.resize();
                 _chartInstances[id].mem = mm;
-                _chartInstances[id].mem = var mm = new MiniChart(id+'-mem', '#9ece6a');
+                var mm = new MiniChart(id+'-mem', '#9ece6a');
+                _chartInstances[id].mem = mm;
                 mm._origResize = mm.resize;
                 mm.resize = function(){ this._origResize(); this.canvas.width = this.canvas.width * 2; this.canvas.height = 120; this.ctx.scale(2,2); this.draw(); };
                 mm.resize();