diff --git a/packages/core/cyclist.mjs b/packages/core/cyclist.mjs
index 1447a3915..1a9ed8e74 100644
--- a/packages/core/cyclist.mjs
+++ b/packages/core/cyclist.mjs
@@ -96,7 +96,7 @@ export class Cyclist {
           (phase, duration, _, t) => {
             try {
               const start = Math.max(t, this.preparedUntil);
-              end = t + this.prepareTime;
+              const end = t + this.prepareTime;
               this.preparedUntil = end;
 
               const haps = this.pattern.queryArc(start, end, { _cps: 1 });