--- stderr: nav2_util                                                                          
/usr/bin/ld: /opt/ros/rolling/lib/libbondcpp.so: undefined reference to `rclcpp::KeepLast::KeepLast(unsigned long)'
collect2: error: ld returned 1 exit status
gmake[2]: *** [test/CMakeFiles/test_string_utils.dir/build.make:266: test/test_string_utils] Error 1
gmake[1]: *** [CMakeFiles/Makefile2:347: test/CMakeFiles/test_string_utils.dir/all] Error 2
gmake[1]: *** Waiting for unfinished jobs....

diff --git a/rclcpp/include/rclcpp/qos.hpp b/rclcpp/include/rclcpp/qos.hpp
index 2ad49487..e3721510 100644
--- a/rclcpp/include/rclcpp/qos.hpp
+++ b/rclcpp/include/rclcpp/qos.hpp
@@ -99,7 +99,8 @@ struct RCLCPP_PUBLIC KeepAll : public rclcpp::QoSInitialization
 /// Use to initialize the QoS with the keep_last history setting and the given depth.
 struct RCLCPP_PUBLIC KeepLast : public rclcpp::QoSInitialization
 {
-  explicit KeepLast(size_t depth, bool print_depth_warning = true);
+  explicit KeepLast(size_t depth);
+  explicit KeepLast(size_t depth, bool print_depth_warning);
 };
 
 /// Encapsulation of Quality of Service settings.
diff --git a/rclcpp/src/rclcpp/qos.cpp b/rclcpp/src/rclcpp/qos.cpp
index 2453149a..1e61bf09 100644
--- a/rclcpp/src/rclcpp/qos.cpp
+++ b/rclcpp/src/rclcpp/qos.cpp
@@ -78,6 +78,11 @@ KeepAll::KeepAll()
 : QoSInitialization(RMW_QOS_POLICY_HISTORY_KEEP_ALL, 0)
 {}
 
+KeepLast::KeepLast(size_t depth)
+: QoSInitialization(RMW_QOS_POLICY_HISTORY_KEEP_LAST, depth, true)
+{
+}
+
 KeepLast::KeepLast(size_t depth, bool print_depth_warning)
 : QoSInitialization(RMW_QOS_POLICY_HISTORY_KEEP_LAST, depth, print_depth_warning)
 {