diff --git a/rclcpp/include/rclcpp/create_subscription.hpp b/rclcpp/include/rclcpp/create_subscription.hpp
index 6d67e93a64..de4a4331d5 100644
--- a/rclcpp/include/rclcpp/create_subscription.hpp
+++ b/rclcpp/include/rclcpp/create_subscription.hpp
@@ -119,14 +119,14 @@ create_subscription(
   }
 
   auto factory = rclcpp::create_subscription_factory<MessageT, CallbackT, AllocatorT,
-                                          SubscriptionT, MessageMemoryStrategyT,
-                                          ROSMessageType
->(
+      SubscriptionT, MessageMemoryStrategyT,
+      ROSMessageType
+    >(
     std::forward<CallbackT>(callback),
     options,
     msg_mem_strat,
     subscription_topic_stats
-  );
+    );
 
   const rclcpp::QoS & actual_qos = options.qos_overriding_options.get_policy_kinds().size() ?
     rclcpp::detail::declare_qos_parameters(
diff --git a/rclcpp/test/rclcpp/test_create_custom_subscription.cpp b/rclcpp/test/rclcpp/test_create_custom_subscription.cpp
index dfea57f0a4..894d14a3a2 100644
--- a/rclcpp/test/rclcpp/test_create_custom_subscription.cpp
+++ b/rclcpp/test/rclcpp/test_create_custom_subscription.cpp
@@ -1,3 +1,17 @@
+// Copyright 2025 Open Source Robotics Foundation, Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 #include <gtest/gtest.h>
 
 #include <chrono>
@@ -36,14 +50,14 @@ template<
     AllocatorT
   >>
 class CustomSubscription : public rclcpp::Subscription<
-  MessageT, AllocatorT, SubscribedT, ROSMessageT, MessageMemoryStrategyT> 
+    MessageT, AllocatorT, SubscribedT, ROSMessageT, MessageMemoryStrategyT>
 {
 public:
-
-  template <typename... Args>
-  CustomSubscription(Args &&...args) : rclcpp::Subscription<
-    MessageT, AllocatorT, SubscribedT, ROSMessageT, MessageMemoryStrategyT>(
-    std::forward<Args>(args)...) {}
+  template<typename ... Args>
+  explicit CustomSubscription(Args &&... args)
+  : rclcpp::Subscription<
+      MessageT, AllocatorT, SubscribedT, ROSMessageT, MessageMemoryStrategyT>(
+      std::forward<Args>(args)...) {}
 };
 
 TEST_F(TestCreateSubscription, create) {
@@ -69,4 +83,4 @@ TEST_F(TestCreateSubscription, create) {
   ASSERT_NE(nullptr, subscription);
   EXPECT_STREQ("/ns/topic_name", subscription->get_topic_name());
   static_assert(std::is_same_v<std::decay_t<decltype(*subscription.get())>, SubscriptionT>);
-}
\ No newline at end of file
+}