diff --git a/CMakeLists.txt b/CMakeLists.txt
index 89fe5ff..41f309a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -107,7 +107,11 @@ else()
     target_link_libraries(${PROJECT_NAME} PUBLIC qwt)
 endif()
 
-add_subdirectory(examples)
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+    add_subdirectory(examples)
+endif()
 
-enable_testing()
-add_subdirectory(tests)
+if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+    enable_testing()
+    add_subdirectory(tests)
+endif()