diff --git a/membw.html b/membw.html
index cac7a39..37e1dab 100644
--- a/membw.html
+++ b/membw.html
@@ -195,6 +195,7 @@
             x: "memsrcSize",
             y: "bandwidth",
             stroke: "workgroupSize",
+            tip: true,
           }),
           Plot.text(data, Plot.selectLast({x: "memsrcSize", y: "bandwidth", z: "workgroupSize", text: "workgroupSize", textAnchor: "start", dx: 3}))
         ],