diff --git a/src/luaconf.h.template.in b/src/luaconf.h.template.in
index a427c53..6f1d567 100644
--- a/src/luaconf.h.template.in
+++ b/src/luaconf.h.template.in
@@ -206,7 +206,7 @@
 @* of a function in debug information.
 ** CHANGE it if you want a different size.
 */
-#define LUA_IDSIZE	60
+#define LUA_IDSIZE	512
 
 
 /*