diff --git a/site/src/components/ActivityCharts.svelte b/site/src/components/ActivityCharts.svelte
index 6f07c5d..b80deec 100644
--- a/site/src/components/ActivityCharts.svelte
+++ b/site/src/components/ActivityCharts.svelte
@@ -347,7 +347,7 @@
   </div>
 </div>
 
-<div bind:this={chartEl} class="w-full overflow-hidden"></div>
+<div bind:this={chartEl} class="w-full overflow-hidden" style="min-height:220px"></div>
 
 <!-- Histogram controls (range + bins) -->
 {#if chartType === 'histogram'}