diff --git a/cmake/CMakeConfigureFile.cmake b/cmake/CMakeConfigureFile.cmake
index dacb3f034..0d602e24d 100644
--- a/cmake/CMakeConfigureFile.cmake
+++ b/cmake/CMakeConfigureFile.cmake
@@ -17,12 +17,19 @@ if (${ENABLE_BOX_COUNTING})
   set (BOX_TELEMETRY On)
 endif()
 
-if (CMAKE_BUILD_TYPE STREQUAL "Debug")
+if(NOT DEFINED DEBUG_INITIALIZE_UNDEFINED AND CMAKE_BUILD_TYPE STREQUAL "Debug")
   set (DEBUG_INITIALIZE_UNDEFINED On)
+endif()
+
+if(NOT DEFINED DEBUG_CHECK_ASSERTIONS AND CMAKE_BUILD_TYPE STREQUAL "Debug")
   set (DEBUG_CHECK_ASSERTIONS On)
+endif()
+
+if(NOT DEFINED DEBUG_CHECK_DIM_ASSERTIONS AND CMAKE_BUILD_TYPE STREQUAL "Debug")
   set (DEBUG_CHECK_DIM_ASSERTIONS On)
 endif()
 
+
 #HAVE_CMATH
 check_include_files("math.h" HAVE_CMATH)