diff --git a/CI/main_superbuild.cmake b/CI/main_superbuild.cmake
index 5fb8d75dcec65b5ed4c3dd4f5173fdde3494b23b..9de466dd0f562541fa9aa2a3ed32dd44cd217c95 100644
--- a/CI/main_superbuild.cmake
+++ b/CI/main_superbuild.cmake
@@ -158,7 +158,7 @@ ctest_test(PARALLEL_LEVEL 8
            )
 
 if ( NOT _test_rv EQUAL 0 )
-  message( SEND_ERROR "An error occurs during ctest_test.")
+  message( WARNING "Some tests have failed.")
 endif()
 
 ctest_submit()