diff --git a/CMakeLists.txt b/CMakeLists.txt
index 31a1646b..dfe3c456 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,7 +45,7 @@ if(CMAKE_BUILD_TYPE)
     elseif(BUILDTYPE_LOWER STREQUAL "minsizerel")
         set(BUILDTYPE_LOWER "minsize")
     elseif(BUILDTYPE_LOWER STREQUAL "none")
-        set(BUILDTYPE_LOWER "empty")
+        set(BUILDTYPE_LOWER "plain")
     else()
         set(BUILDTYPE_LOWER "release")
     endif()