diff --git a/client/sql_string.h b/client/sql_string.h
index a74fbf58082..da19c1ccfe5 100644
--- a/client/sql_string.h
+++ b/client/sql_string.h
@@ -23,8 +23,6 @@
 #define NOT_FIXED_DEC			31
 #endif
 
-#define STRING_WITH_LEN(X)  ((const char*) X), ((uint) (sizeof(X) - 1))
-
 class String;
 int sortcmp(const String *a,const String *b, CHARSET_INFO *cs);
 String *copy_if_not_alloced(String *a,String *b,uint32 arg_length);