diff --git a/webgpu-compute-demo/script.js b/webgpu-compute-demo/script.js
index e7a3b0a2..92dd752a 100644
--- a/webgpu-compute-demo/script.js
+++ b/webgpu-compute-demo/script.js
@@ -15,7 +15,7 @@ fn main(
   local_id : vec3u,
 ) {
   // Avoid accessing the buffer out of bounds
-  if (global_id.x >= ${BUFFER_SIZE}) {
+  if (global_id.x >= ${BUFFER_SIZE}u) {
     return;
   }
 
@@ -129,4 +129,4 @@ async function init() {
   console.log(new Float32Array(data));
 }
 
-init();
\ No newline at end of file
+init();