diff --git a/buzzer_tool/config.yaml b/buzzer_tool/config.yaml
deleted file mode 100644
index 4a928aa..0000000
--- a/buzzer_tool/config.yaml
+++ /dev/null
@@ -1,5 +0,0 @@
-# config.yaml
-serial:
-  port: "COM15"
-  baudrate: 112500
-  timeout: 20
\ No newline at end of file
diff --git a/buzzer_tool/config.yaml.example b/buzzer_tool/config.yaml.example
new file mode 100644
index 0000000..926d21d
--- /dev/null
+++ b/buzzer_tool/config.yaml.example
@@ -0,0 +1,5 @@
+# config.yaml
+serial:
+  port: "COM17"
+  baudrate: 250000
+  timeout: 20
\ No newline at end of file