diff --git a/src/app/api/goals/route.ts b/src/app/api/goals/route.ts
index 0d616ebd3..b4b83346b 100644
--- a/src/app/api/goals/route.ts
+++ b/src/app/api/goals/route.ts
@@ -239,7 +239,7 @@ try {
   let safeDeadline: string | null = null;
   if (typeof deadline === "string") {
     const d = new Date(deadline);
-    if (!isNaN(d.getTime())) {
+    if (!Number.isNaN(d.getTime())) {
       d.setUTCHours(23, 59, 59, 999);
       safeDeadline = d.toISOString();
     }
diff --git a/src/components/GoalTracker.tsx b/src/components/GoalTracker.tsx
index d2eecbe22..a643a64f6 100644
--- a/src/components/GoalTracker.tsx
+++ b/src/components/GoalTracker.tsx
@@ -1064,7 +1064,7 @@ function ConfettiBurst() {
         id: i,
         x: Math.cos(angle) * distance,
         y: Math.sin(angle) * distance - 20,
-        color: colors[Math.random() * colors.length | 0],
+        color: colors[Math.floor(Math.random() * colors.length) | 0],
         rot: Math.random() * 360 + 180,
         scale: 0.5 + Math.random() * 0.7,
         speed: 0.8 + Math.random() * 0.6,