diff --git a/src/data/index.js b/src/data/index.js
index e22e6516..56772a0d 100644
--- a/src/data/index.js
+++ b/src/data/index.js
@@ -642,8 +642,8 @@ const questions = [
     id: 49,
     name: 'Counting Bits',
     url: 'https://leetcode.com/problems/counting-bits/',
-    pattern: ['Dynamic Programming'],
-    difficulty: 'Medium',
+    pattern: ['Dynamic Programming', 'Bit Manipulation'],
+    difficulty: 'Easy',
     premium: false,
     companies: ['Amazon', 'Apple'],
   },