diff --git a/tracetools_test/src/test_ping.cpp b/tracetools_test/src/test_ping.cpp
index 237e074..90286fb 100644
--- a/tracetools_test/src/test_ping.cpp
+++ b/tracetools_test/src/test_ping.cpp
@@ -24,7 +24,7 @@ class PingNode : public rclcpp::Node
 {
 public:
   explicit PingNode(rclcpp::NodeOptions options)
-  : Node("ping_node", options)
+  : Node("test_ping", options)
   {
     sub_ = this->create_subscription<std_msgs::msg::String>(
       "pong",
diff --git a/tracetools_test/src/test_pong.cpp b/tracetools_test/src/test_pong.cpp
index 6d640b3..9dce655 100644
--- a/tracetools_test/src/test_pong.cpp
+++ b/tracetools_test/src/test_pong.cpp
@@ -21,7 +21,7 @@ class PongNode : public rclcpp::Node
 {
 public:
   explicit PongNode(rclcpp::NodeOptions options)
-  : Node("pong_node", options)
+  : Node("test_pong", options)
   {
     sub_ = this->create_subscription<std_msgs::msg::String>(
       "ping",
diff --git a/tracetools_test/src/test_publisher.cpp b/tracetools_test/src/test_publisher.cpp
index cb0068d..6227516 100644
--- a/tracetools_test/src/test_publisher.cpp
+++ b/tracetools_test/src/test_publisher.cpp
@@ -21,7 +21,7 @@ class PubNode : public rclcpp::Node
 {
 public:
   explicit PubNode(rclcpp::NodeOptions options)
-  : Node("pub_node", options)
+  : Node("test_publisher", options)
   {
     pub_ = this->create_publisher<std_msgs::msg::String>(
       "the_topic",
diff --git a/tracetools_test/src/test_service.cpp b/tracetools_test/src/test_service.cpp
index 091bb4e..f050319 100644
--- a/tracetools_test/src/test_service.cpp
+++ b/tracetools_test/src/test_service.cpp
@@ -21,7 +21,7 @@ class ServiceNode : public rclcpp::Node
 {
 public:
   explicit ServiceNode(rclcpp::NodeOptions options)
-  : Node("service_node", options)
+  : Node("test_service", options)
   {
     srv_ = this->create_service<std_srvs::srv::Empty>(
       "service",
diff --git a/tracetools_test/src/test_service_ping.cpp b/tracetools_test/src/test_service_ping.cpp
index 5e097eb..d8b3680 100644
--- a/tracetools_test/src/test_service_ping.cpp
+++ b/tracetools_test/src/test_service_ping.cpp
@@ -24,7 +24,7 @@ class PingNode : public rclcpp::Node
 {
 public:
   explicit PingNode(rclcpp::NodeOptions options)
-  : Node("ping_node", options)
+  : Node("test_service_ping", options)
   {
     srv_ = this->create_service<std_srvs::srv::Empty>(
       "pong",
diff --git a/tracetools_test/src/test_service_pong.cpp b/tracetools_test/src/test_service_pong.cpp
index 79b098b..d1491ea 100644
--- a/tracetools_test/src/test_service_pong.cpp
+++ b/tracetools_test/src/test_service_pong.cpp
@@ -21,7 +21,7 @@ class PongNode : public rclcpp::Node
 {
 public:
   explicit PongNode(rclcpp::NodeOptions options)
-  : Node("pong_node", options)
+  : Node("test_service_pong", options)
   {
     srv_ = this->create_service<std_srvs::srv::Empty>(
       "ping",
diff --git a/tracetools_test/src/test_subscription.cpp b/tracetools_test/src/test_subscription.cpp
index 48593cc..ad3850c 100644
--- a/tracetools_test/src/test_subscription.cpp
+++ b/tracetools_test/src/test_subscription.cpp
@@ -21,7 +21,7 @@ class SubNode : public rclcpp::Node
 {
 public:
   explicit SubNode(rclcpp::NodeOptions options)
-  : Node("sub_node", options)
+  : Node("test_subscription", options)
   {
     sub_ = this->create_subscription<std_msgs::msg::String>(
       "the_topic",
diff --git a/tracetools_test/src/test_timer.cpp b/tracetools_test/src/test_timer.cpp
index 3ad04d7..a947d2a 100644
--- a/tracetools_test/src/test_timer.cpp
+++ b/tracetools_test/src/test_timer.cpp
@@ -23,7 +23,7 @@ class TimerNode : public rclcpp::Node
 {
 public:
   explicit TimerNode(rclcpp::NodeOptions options)
-  : Node("timer_node", options)
+  : Node("test_timer", options)
   {
     is_done_ = false;
     timer_ = this->create_wall_timer(