diff --git a/js/src/rive.ts b/js/src/rive.ts
index e88d3954..ae35e8b2 100644
--- a/js/src/rive.ts
+++ b/js/src/rive.ts
@@ -496,7 +496,7 @@ class Animator {
       // Play/pause already instanced items, or create new instances
       const instancedAnimationNames = this.animations.map((a) => a.name);
       const instancedMachineNames = this.stateMachines.map((m) => m.name);
-      for (const [i] of animatables.entries()) {
+      for (let i = 0; i < animatables.length; i++) {
         const aIndex = instancedAnimationNames.indexOf(animatables[i]);
         const mIndex = instancedMachineNames.indexOf(animatables[i]);
         if (aIndex >= 0 || mIndex >= 0) {