1 files changed, 1 insertions, 2 deletions

diff --git a/lundump.h b/lundump.h
index 7def905b..bfabaa63 100644
--- a/lundump.h
+++ b/lundump.h
@@ -21,8 +21,7 @@
 /*
 ** Encode major-minor version in one byte, one nibble for each
 */
-#define MYINT(s)        (s[0]-'0')  /* assume one-digit numerals */
-#define LUAC_VERSION    (MYINT(LUA_VERSION_MAJOR)*16+MYINT(LUA_VERSION_MINOR))
+#define LUAC_VERSION    (LUA_VERSION_MAJOR_N*16+LUA_VERSION_MINOR_N)
 
 #define LUAC_FORMAT     0       /* this is the official format */