diff --git a/CMakeLists.txt b/CMakeLists.txt
index a6a9ccb..26591b6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -167,29 +167,43 @@ foreach(WEB_FILE ${WEB_FILES})
         COMPONENT web
     )
 endforeach()
-add_custom_target(install-binary
-    DEPENDS ${META_PROJECT_NAME}
-    COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=binary -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
-)
-add_custom_target(install-service
-    DEPENDS ${META_PROJECT_NAME}
-    COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=service -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
-)
-add_custom_target(install-config
-    DEPENDS ${META_PROJECT_NAME}
-    COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=config -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
-)
-add_custom_target(install-web
-    DEPENDS ${META_PROJECT_NAME}
-    COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=web -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
-)
-add_custom_target(install-mingw-w64
-    DEPENDS install-binary
-)
-add_custom_target(install-binary-strip
-    DEPENDS ${META_PROJECT_NAME}
-    COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_DO_STRIP=1 -DCMAKE_INSTALL_COMPONENT=binary -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
-)
-add_custom_target(install-mingw-w64-strip
-    DEPENDS install-binary-strip
-)
+if(NOT TARGET install-binary)
+    add_custom_target(install-binary
+        DEPENDS ${META_PROJECT_NAME}
+        COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=binary -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+    )
+endif()
+if(NOT TARGET install-service)
+    add_custom_target(install-service
+        DEPENDS ${META_PROJECT_NAME}
+        COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=service -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+    )
+endif()
+if(NOT TARGET install-config)
+    add_custom_target(install-config
+        DEPENDS ${META_PROJECT_NAME}
+        COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=config -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+    )
+endif()
+if(NOT TARGET install-web)
+    add_custom_target(install-web
+        DEPENDS ${META_PROJECT_NAME}
+        COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_COMPONENT=web -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+    )
+endif()
+if(NOT TARGET install-mingw-w64)
+    add_custom_target(install-mingw-w64
+        DEPENDS install-binary
+    )
+endif()
+if(NOT TARGET install-binary-strip)
+    add_custom_target(install-binary-strip
+        DEPENDS ${META_PROJECT_NAME}
+        COMMAND "${CMAKE_COMMAND}" -DCMAKE_INSTALL_DO_STRIP=1 -DCMAKE_INSTALL_COMPONENT=binary -P "${CMAKE_BINARY_DIR}/cmake_install.cmake"
+    )
+endif()
+if(NOT TARGET install-mingw-w64-strip)
+    add_custom_target(install-mingw-w64-strip
+        DEPENDS install-binary-strip
+    )
+endif()