diff --git a/plugins/sentinel/dashboard.html b/plugins/sentinel/dashboard.html
index 8be2b41..9cf9dd6 100644
--- a/plugins/sentinel/dashboard.html
+++ b/plugins/sentinel/dashboard.html
@@ -273,8 +273,14 @@
             try {
               _chartInstances[id] = { cpu: null, mem: null, net: null };
               if (typeof MiniChart !== 'undefined') {
-                _chartInstances[id].cpu = new MiniChart(id+'-cpu', '#7aa2f7');
-                _chartInstances[id].mem = new MiniChart(id+'-mem', '#9ece6a');
+                _chartInstances[id].cpu = var mc = new MiniChart(id+'-cpu', '#7aa2f7');
+                mc._origResize = mc.resize;
+                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 = var mm = new MiniChart(id+'-mem', '#9ece6a');
+                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();
               }
               if (typeof DualLineChart !== 'undefined') {
                 _chartInstances[id].net = new DualLineChart(id+'-net', '#bb9af7', '#c0a8f0');