diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..db6a8dc
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,11 @@
+{
+    "python.testing.unittestArgs": [
+        "-v",
+        "-s",
+        ".",
+        "-p",
+        "*_test.py"
+    ],
+    "python.testing.pytestEnabled": false,
+    "python.testing.unittestEnabled": true
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index e86d5a8..ef87998 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Remember, `it is just a demo code, you should download it and run on your pc`, h
 if you want more :
 
  
-~BTC Address:   **1mRae8XtcbfHth9R7WFn5EytBT3UiZUAR** ~
+~BTC Address:   **** ~