diff --git a/src/XAO/tests/CMakeLists.txt b/src/XAO/tests/CMakeLists.txt
index 9a1a748e8..79355ed77 100644
--- a/src/XAO/tests/CMakeLists.txt
+++ b/src/XAO/tests/CMakeLists.txt
@@ -55,7 +55,10 @@ SET(TestXAO_SOURCES
 
 ADD_EXECUTABLE(TestXAO ${TestXAO_SOURCES})
 TARGET_LINK_LIBRARIES(TestXAO ${_link_LIBRARIES})
+
+SALOME_GENERATE_TESTS_ENVIRONMENT(tests_env)
+
 ADD_TEST(TestXAO TestXAO)
-SET_TESTS_PROPERTIES(TestXAO PROPERTIES ENVIRONMENT "GEOM_SRC_DIR=${PROJECT_SOURCE_DIR}")
+SET_TESTS_PROPERTIES(TestXAO PROPERTIES ENVIRONMENT "GEOM_SRC_DIR=${PROJECT_SOURCE_DIR};${tests_env}")
 
 INSTALL(TARGETS TestXAO DESTINATION ${SALOME_INSTALL_BINS})