diff --git a/src/runtime/internal/scheduler.ts b/src/runtime/internal/scheduler.ts
index 0e5038df80..3b01b080d1 100644
--- a/src/runtime/internal/scheduler.ts
+++ b/src/runtime/internal/scheduler.ts
@@ -35,7 +35,7 @@ const seen_callbacks = new Set();
 let flushidx = 0;  // Do *not* move this inside the flush() function
 export function flush() {
 
-	let current_component = maybe_get_current_component();
+	const current_component = maybe_get_current_component();
 
 	do {
 		// first, call beforeUpdate functions