diff --git a/docs/commands.md b/docs/commands.md
index 06cfebaa..2eda14a7 100644
--- a/docs/commands.md
+++ b/docs/commands.md
@@ -465,7 +465,7 @@ Display version information.
 Short:
 
     $ leetcode version
-    2.6.0
+    2.6.1
 
 Verbose:
 
@@ -475,7 +475,7 @@ Verbose:
     | | ___  ___| |_  ___  ___   __| | ___
     | |/ _ \/ _ \ __|/ __|/ _ \ / _` |/ _ \
     | |  __/  __/ |_  (__| (_) | (_| |  __/
-    |_|\___|\___|\__|\___|\___/ \__,_|\___|  CLI v2.6.0
+    |_|\___|\___|\__|\___|\___/ \__,_|\___|  CLI v2.6.1
 
     [Environment]
     Node                 v8.1.4
diff --git a/docs/releases.md b/docs/releases.md
index c26de3dc..7b78a5f3 100644
--- a/docs/releases.md
+++ b/docs/releases.md
@@ -2,6 +2,10 @@
 layout: default
 title: Release Notes
 ---
+# 2.6.1
+* `submit`
+    * fixes 500 error on windows.
+
 # 2.6.0
 * build all-in-one binary for linux/macos/windows.
 * `show`
diff --git a/package.json b/package.json
index 5c043b8d..ee8f2414 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "leetcode-cli",
-  "version": "2.6.0",
+  "version": "2.6.1",
   "description": "A cli tool to enjoy leetcode!",
   "preferGlobal": "true",
   "engines": {