diff --git a/problems/0797.所有可能的路径.md b/problems/0797.所有可能的路径.md
index 5c209f60..e97a6d0d 100644
--- a/problems/0797.所有可能的路径.md
+++ b/problems/0797.所有可能的路径.md
@@ -223,8 +223,8 @@ class Solution:
 func allPathsSourceTarget(graph [][]int) [][]int {
     result := make([][]int, 0)
 
-    var trace func(path []int, step int)
-    trace = func(path []int, step int){
+    var dfs func(path []int, step int)
+    dfs = func(path []int, step int){
         // 从0遍历到length-1
         if step == len(graph) - 1{
             tmp := make([]int, len(path))
@@ -235,11 +235,11 @@ func allPathsSourceTarget(graph [][]int) [][]int {
 
         for i := 0; i < len(graph[step]); i++{
             next := append(path, graph[step][i])
-            trace(next, graph[step][i])
+            dfs(next, graph[step][i])
         }
     }
     // 从0开始，开始push 0进去
-    trace([]int{0}, 0)
+    dfs([]int{0}, 0)
     return result 
 }