diff --git a/CMakeLists.txt b/CMakeLists.txt
index 348266d5..f7062199 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -76,6 +76,7 @@ target_include_directories(${PROJECT_NAME}
         $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
         $<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
         $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME}>
+        $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
         $<BUILD_INTERFACE:$<$<BOOL:${UNITY_EXTENSION_MEMORY_ENABLED}>:${CMAKE_CURRENT_SOURCE_DIR}/extras/memory/src>>
         $<BUILD_INTERFACE:$<$<BOOL:${UNITY_EXTENSION_FIXTURE_ENABLED}>:${CMAKE_CURRENT_SOURCE_DIR}/extras/fixture/src>>
 )