diff --git a/frontend/src/components/git/ForgejoHeatmap.tsx b/frontend/src/components/git/ForgejoHeatmap.tsx
index 489a653..45436a5 100644
--- a/frontend/src/components/git/ForgejoHeatmap.tsx
+++ b/frontend/src/components/git/ForgejoHeatmap.tsx
@@ -171,6 +171,9 @@ export function ForgejoHeatmap({
         ))}
         <span>More</span>
       </div>
+      <p className="mt-1.5 text-center text-[10px] text-muted opacity-70">
+        {days.reduce((sum, d) => sum + d.count, 0).toLocaleString()} contributions across all tracked repositories in the last 12 months.
+      </p>
     </div>
   );
 }