diff --git a/apps/client/src/features/app-settings/panel/feature-panel/composite/ReportTable.module.scss b/apps/client/src/features/app-settings/panel/feature-panel/composite/ReportTable.module.scss
index b4a658602..f249f2b68 100644
--- a/apps/client/src/features/app-settings/panel/feature-panel/composite/ReportTable.module.scss
+++ b/apps/client/src/features/app-settings/panel/feature-panel/composite/ReportTable.module.scss
@@ -45,6 +45,10 @@ td.under {
   --card-surface: color-mix(in srgb, #{$gray-1300} 88%, #{$rail} 12%);
 
   box-shadow: inset 4px 0 $rail;
+  // the card sits directly on top of its own event rows with no gap between
+  // them, so the bottom corners stay square: rounding them curved the rail
+  // away right where it needs to run straight into the row below
+  border-radius: 3px 3px 0 0;
 }
 
 .eventCue,