From fea72004039ccfa47004994f5c7e89392f300d46 Mon Sep 17 00:00:00 2001
From: Isaac Good <github@isaacgood.com>
Date: Tue, 7 Jul 2026 23:57:35 -0700
Subject: [PATCH] Update the prism proof to pass with node 24

---
 exercises/practice/prism/.meta/proof.ci.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exercises/practice/prism/.meta/proof.ci.ts b/exercises/practice/prism/.meta/proof.ci.ts
index c8d68f967..6d1f42201 100644
--- a/exercises/practice/prism/.meta/proof.ci.ts
+++ b/exercises/practice/prism/.meta/proof.ci.ts
@@ -17,7 +17,7 @@ export const findSequence = (start: Point, prisms: Prism[]): number[] => {
     const dirX = Math.cos(rad)
     const dirY = Math.sin(rad)
 
-    let nearest: Prism
+    let nearest: Prism | undefined
     let nearestDist = Infinity
 
     for (const prism of prisms) {