diff --git a/src/routes/plc/History.svelte b/src/routes/plc/History.svelte
index 50910da..f1f3a3d 100644
--- a/src/routes/plc/History.svelte
+++ b/src/routes/plc/History.svelte
@@ -24,7 +24,10 @@
 				{ key: 'dids', label: 'Dids', color: '#ac21ed' },
 			]}
 			brush
-			props={{ yAxis: { format: 'metric' } }}
+			props={{
+				yAxis: { format: 'metric' },
+				tooltip: { hideTotal: true },
+			}}
 			tooltipContext={{ mode: 'bisect-x' }}
 			legend
 			style="stroke-width: 1.5;"