diff --git a/CMakeLists.txt b/CMakeLists.txt
index adf852e..9105618 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,12 +4,7 @@ cmake_minimum_required(VERSION 2.8.12.2)
 
 if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
   message(STATUS "No build type selected, default to Debug")
-  set(CMAKE_BUILD_TYPE "Debug")
-endif()
-
-if (CMAKE_BUILD_TYPE AND
-    NOT CMAKE_BUILD_TYPE MATCHES "^(Debug|Release|RelWithDebInfo|MinSizeRel)$")
-  message(FATAL_ERROR "Invalid value for CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}")
+#IGNORE   set(CMAKE_BUILD_TYPE "Debug")
 endif()
 
 if(POLICY CMP0022)