diff --git a/cmake/CuraTests.cmake b/cmake/CuraTests.cmake
index d0cc842132..ff529f7d25 100644
--- a/cmake/CuraTests.cmake
+++ b/cmake/CuraTests.cmake
@@ -35,6 +35,6 @@ foreach(_plugin ${_plugins})
     get_filename_component(_plugin_directory ${_plugin} DIRECTORY)
     if(EXISTS ${_plugin_directory}/tests)
         get_filename_component(_plugin_name ${_plugin_directory} NAME)
-        cura_add_test(NAME pytest-${_plugin_name} DIRECTORY ${_plugin_directory} PYTHONPATH "${CMAKE_SOURCE_DIR}:${_plugin_directory}")
+        cura_add_test(NAME pytest-${_plugin_name} DIRECTORY ${_plugin_directory} PYTHONPATH "${CMAKE_SOURCE_DIR}/../Uranium:${CMAKE_SOURCE_DIR}:${_plugin_directory}")
     endif()
 endforeach()