diff --git a/rosidl_typesupport_c/CMakeLists.txt b/rosidl_typesupport_c/CMakeLists.txt
index 895ac1f0..b7cdc0ac 100644
--- a/rosidl_typesupport_c/CMakeLists.txt
+++ b/rosidl_typesupport_c/CMakeLists.txt
@@ -31,8 +31,7 @@ ament_python_install_package(${PROJECT_NAME})
 add_library(${PROJECT_NAME}
   src/identifier.c
   src/message_type_support_dispatch.cpp
-  src/service_type_support_dispatch.cpp
-  src/type_support_dispatch.cpp)
+  src/service_type_support_dispatch.cpp)
 if(WIN32)
   target_compile_definitions(${PROJECT_NAME}
     PRIVATE "ROSIDL_TYPESUPPORT_C_BUILDING_DLL")
diff --git a/rosidl_typesupport_c/src/type_support_dispatch.cpp b/rosidl_typesupport_c/src/type_support_dispatch.cpp
deleted file mode 100644
index b58f0236..00000000
--- a/rosidl_typesupport_c/src/type_support_dispatch.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2016 Open Source Robotics Foundation, Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "type_support_dispatch.hpp"
diff --git a/rosidl_typesupport_cpp/CMakeLists.txt b/rosidl_typesupport_cpp/CMakeLists.txt
index 09c07f2a..f4c11efd 100644
--- a/rosidl_typesupport_cpp/CMakeLists.txt
+++ b/rosidl_typesupport_cpp/CMakeLists.txt
@@ -29,8 +29,7 @@ ament_python_install_package(${PROJECT_NAME})
 add_library(${PROJECT_NAME}
   src/identifier.cpp
   src/message_type_support_dispatch.cpp
-  src/service_type_support_dispatch.cpp
-  src/type_support_dispatch.cpp)
+  src/service_type_support_dispatch.cpp)
 if(WIN32)
   target_compile_definitions(${PROJECT_NAME}
     PRIVATE "ROSIDL_TYPESUPPORT_CPP_BUILDING_DLL")
diff --git a/rosidl_typesupport_cpp/src/type_support_dispatch.cpp b/rosidl_typesupport_cpp/src/type_support_dispatch.cpp
deleted file mode 100644
index b58f0236..00000000
--- a/rosidl_typesupport_cpp/src/type_support_dispatch.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2016 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 "type_support_dispatch.hpp"