diff --git a/lib/appium_lib_core/driver.rb b/lib/appium_lib_core/driver.rb
index 50bee158..9f3b7947 100644
--- a/lib/appium_lib_core/driver.rb
+++ b/lib/appium_lib_core/driver.rb
@@ -125,7 +125,7 @@ class Driver
# Automation name sent to appium server or received by server.
# If automation_name is nil
, it is not set both client side and server side.
- # @return [device]
+ # @return [Symbol]
attr_reader :automation_name
# Custom URL for the selenium server. If set this attribute, ruby_lib_core try to handshake to the custom url.