diff --git a/rclcpp/include/rclcpp/qos.hpp b/rclcpp/include/rclcpp/qos.hpp
index 0943d9a..512a638 100644
--- a/rclcpp/include/rclcpp/qos.hpp
+++ b/rclcpp/include/rclcpp/qos.hpp
@@ -106,7 +106,7 @@ public:
 
   /// Set the durability setting to volatile.
   QoS &
-  volitile();
+  volatile();
 
   /// Set the durability setting to transient local.
   QoS &
diff --git a/rclcpp/src/rclcpp/qos.cpp b/rclcpp/src/rclcpp/qos.cpp
index 92108bf..a909f30 100644
--- a/rclcpp/src/rclcpp/qos.cpp
+++ b/rclcpp/src/rclcpp/qos.cpp
@@ -120,7 +120,7 @@ QoS::durability(rmw_qos_durability_policy_t durability)
 }
 
 QoS &
-QoS::volitile()
+QoS::volatile()
 {
   return this->durability(RMW_QOS_POLICY_DURABILITY_VOLATILE);
 }