diff --git a/io_gripper_controller/include/io_gripper_controller/io_gripper_controller.hpp b/io_gripper_controller/include/io_gripper_controller/io_gripper_controller.hpp
index 764950d728..e4aa04dcbb 100644
--- a/io_gripper_controller/include/io_gripper_controller/io_gripper_controller.hpp
+++ b/io_gripper_controller/include/io_gripper_controller/io_gripper_controller.hpp
@@ -192,7 +192,7 @@ class IOGripperController : public controller_interface::ControllerInterface
   bool setResult;
 
   using ControllerModeSrvType = std_srvs::srv::SetBool;
-  using OpenSrvType = std_srvs::srv::Trigger;
+  using OpenCloseSrvType = std_srvs::srv::Trigger;
   using ConfigSrvType = control_msgs::srv::SetConfig;
   using ControllerStateMsg = sensor_msgs::msg::JointState;
   using EventStateMsg = sensor_msgs::msg::JointState;