diff --git a/CHANGELOG.md b/CHANGELOG.md
index 357a213..755c4fc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# version 2.19.19
+
+- win10 上 python3 调试 sys.argv 会忽略空字符串参数
+
 # version 2.19.18
 
 - 使用新的 mvc 代码结构修改 statusBar 相关内容
diff --git a/package.json b/package.json
index a4081a4..c331cc3 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
     "name": "vscode-leetcode-problem-rating",
     "displayName": "LeetCode",
     "description": "%main.description%",
-    "version": "2.19.18",
+    "version": "2.19.19",
     "author": "ccagml",
     "publisher": "ccagml",
     "license": "MIT",
diff --git a/src/service/DebugService.ts b/src/service/DebugService.ts
index 45cd682..bdbb6cf 100644
--- a/src/service/DebugService.ts
+++ b/src/service/DebugService.ts
@@ -113,7 +113,7 @@ class DebugService {
       testString,
       problemType.funName,
       problemType.paramTypes.join(","),
-      problemType.returnType || "",
+      problemType.returnType || "returnType",
       meta.id,
       (this.server.address() as net.AddressInfo).port.toString(),
     ];