diff --git a/packages/wrangler/src/config/validation.ts b/packages/wrangler/src/config/validation.ts
index b36253965c11..ebd47750cbce 100644
--- a/packages/wrangler/src/config/validation.ts
+++ b/packages/wrangler/src/config/validation.ts
@@ -2773,7 +2773,7 @@ const validateBindingsHaveUniqueNames = (
 				bindingsGroupedByName[bindingName] = [];
 			}
 
-			if (bindingName.toUpperCase() === "ASSETS" && isPagesConfig(config)) {
+			if (bindingName === "ASSETS" && isPagesConfig(config)) {
 				diagnostics.errors.push(
 					`The name 'ASSETS' is reserved in Pages projects. Please use a different name for your ${bindingType} binding.`
 				);