diff --git a/CMake/PackageDepends/MITK_PythonLibs_Config.cmake b/CMake/PackageDepends/MITK_PythonLibs_Config.cmake
index c6e9e19544..0eb4c4b70a 100644
--- a/CMake/PackageDepends/MITK_PythonLibs_Config.cmake
+++ b/CMake/PackageDepends/MITK_PythonLibs_Config.cmake
@@ -1,3 +1,3 @@
-list(APPEND ALL_LIBRARIES "${Python3_LIBRARIES}")
-list(APPEND ALL_INCLUDE_DIRECTORIES "${Python3_INCLUDE_DIRS}")
+list(APPEND ALL_LIBRARIES ${Python3_LIBRARIES})
+list(APPEND ALL_INCLUDE_DIRECTORIES ${Python3_INCLUDE_DIRS})
 list(APPEND ALL_INCLUDE_DIRECTORIES "${NUMPY_INCLUDE_DIR}")