diff --git a/Tests/CMakeLists.txt b/Tests/CMakeLists.txt
index 0c7589238..10291f7af 100644
--- a/Tests/CMakeLists.txt
+++ b/Tests/CMakeLists.txt
@@ -1977,6 +1977,7 @@ ${CMake_BINARY_DIR}/bin/cmake -DVERSION=master -P ${CMake_SOURCE_DIR}/Utilities/
     --output-log "${CMake_BINARY_DIR}/Tests/CTestTestParallel/testOutput.log"
     )
 
+  set(CTestLimitDashJ_EXTRA_OPTIONS --force-new-ctest-process)
   add_test_macro(CTestLimitDashJ ${CMAKE_CTEST_COMMAND} -j 4
     --output-on-failure -C "\${CTestTest_CONFIG}")