diff --git a/03_recursion/javascript/03_factorial.js b/03_recursion/javascript/03_factorial.js
index 76d46e4..20d50a3 100644
--- a/03_recursion/javascript/03_factorial.js
+++ b/03_recursion/javascript/03_factorial.js
@@ -4,7 +4,7 @@
  * @returns {number} Result
  */
 function fact(x) {
-  if (x === 1) return 1;
+  if (x === 0) return 1;
   return x * fact(x - 1);
 }