diff --git a/src/lib/common/basic_types.h b/src/lib/common/basic_types.h
index b29d825b..8498ef23 100644
--- a/src/lib/common/basic_types.h
+++ b/src/lib/common/basic_types.h
@@ -25,11 +25,6 @@
 #    define TYPE_OF_SIZE_1 __int8
 #    define TYPE_OF_SIZE_2 __int16
 #    define TYPE_OF_SIZE_4 __int32
-#else
-#    define SIZE_OF_CHAR    1
-#    define SIZE_OF_SHORT   2
-#    define SIZE_OF_INT     4
-#    define SIZE_OF_LONG    4
 #endif
 
 //