diff --git a/spotify_1year.csv b/spotify_1year.csv
index 8c843f1..24d47fd 100644
--- a/spotify_1year.csv
+++ b/spotify_1year.csv
@@ -8,7 +8,7 @@
 206,Reverse Linked List,62.5%,Easy,0.009326794511974934, https://leetcode.com/problems/reverse-linked-list
 128,Longest Consecutive Sequence,45.1%,Hard,0.009051883485315484, https://leetcode.com/problems/longest-consecutive-sequence
 3,Longest Substring Without Repeating Characters,30.4%,Medium,0.006208067119374334, https://leetcode.com/problems/longest-substring-without-repeating-characters
-127,Word Ladder,29.6%,Medium,0.005979091056058075, https://leetcode.com/problems/word-ladder
+127,Word Ladder,29.6%,Hard,0.005979091056058075, https://leetcode.com/problems/word-ladder
 215,Kth Largest Element in an Array,55.4%,Medium,0.003902443976931749, https://leetcode.com/problems/kth-largest-element-in-an-array
 200,Number of Islands,46.8%,Medium,0.0028897578265903614, https://leetcode.com/problems/number-of-islands
 347,Top K Frequent Elements,61.2%,Medium,0.0014856636219477439, https://leetcode.com/problems/top-k-frequent-elements