diff --git a/CMakeLists.txt b/CMakeLists.txt
index ab2143bb..408b4efe 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,7 +26,7 @@ message(STATUS "CMake version: " ${CMAKE_VERSION})
 message(STATUS "CMake system name: " ${CMAKE_SYSTEM_NAME})
 
 set(CMAKE_SCRIPTS "${PROJECT_SOURCE_DIR}/cmake")
-set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/modules")
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/modules")
 
 ## Project Version
 ## Previously we read in the version from these files, but now we use the