diff --git a/ProjectName.cmake b/ProjectName.cmake
index ac251397b..95442a3a2 100644
--- a/ProjectName.cmake
+++ b/ProjectName.cmake
@@ -2,3 +2,4 @@ SET(PROJECT_NAME TriBITS)
 SET(${PROJECT_NAME}_USES_PYTHON  TRUE)
 SET(MPI_EXEC_DEFAULT_NUMPROCS 1)
 SET(${PROJECT_NAME}_SKIP_EXTRAREPOS_FILE TRUE)
+SET(${PROJECT_NAME}_CHECK_FOR_UNPARSED_ARGUMENTS_DEFAULT FATAL_ERROR)