diff --git a/src/data/questions.json b/src/data/questions.json
index 823bdaac..218c45ca 100644
--- a/src/data/questions.json
+++ b/src/data/questions.json
@@ -7949,7 +7949,8 @@
       "title": "Path Sum III",
       "slug": "path-sum-iii",
       "pattern": [
-        "DFS"
+        "DFS",
+        "Prefix Sum"
       ],
       "difficulty": "Medium",
       "premium": false,
@@ -10210,4 +10211,4 @@
       ]
     }
   ]
-}
\ No newline at end of file
+}