diff --git a/Modules/GPU/popup.swift b/Modules/GPU/popup.swift
index ae274fcc..344546c9 100644
--- a/Modules/GPU/popup.swift
+++ b/Modules/GPU/popup.swift
@@ -219,6 +219,7 @@ private class GPUView: NSStackView {
             chart = view as! LineChartView
         } else {
             chart = LineChartView(frame: NSRect(x: 0, y: 0, width: 100, height: self.chartSize), num: 120)
+            chart.isTooltipEnabled = false
             chart.wantsLayer = true
             chart.layer?.backgroundColor = NSColor.lightGray.withAlphaComponent(0.1).cgColor
             chart.layer?.cornerRadius = 3