diff --git a/packages/reactivity/src/effect.ts b/packages/reactivity/src/effect.ts
index 231e15e6..351fc0c2 100644
--- a/packages/reactivity/src/effect.ts
+++ b/packages/reactivity/src/effect.ts
@@ -23,7 +23,7 @@ let effectTrackDepth = 0
 export let trackOpBit = 1
 
 /**
- * The bitwise track markers support at most 30 levels op recursion.
+ * The bitwise track markers support at most 30 levels of recursion.
  * This value is chosen to enable modern JS engines to use a SMI on all platforms.
  * When recursion depth is greater, fall back to using a full cleanup.
  */