diff --git a/apps/web/src/arcade-games/know-your-world/components/MapRenderer.tsx b/apps/web/src/arcade-games/know-your-world/components/MapRenderer.tsx
index a729ab91..d1b7d456 100644
--- a/apps/web/src/arcade-games/know-your-world/components/MapRenderer.tsx
+++ b/apps/web/src/arcade-games/know-your-world/components/MapRenderer.tsx
@@ -910,7 +910,7 @@ export function MapRenderer({
       }
 
       // Calculate magnifier position (opposite corner from cursor)
-      const containerRect = containerRef.current.getBoundingClientRect()
+      // containerRect already declared at top of function
       const magnifierWidth = containerRect.width * 0.5
       const magnifierHeight = magnifierWidth / 2
       const isLeftHalf = cursorX < containerRect.width / 2