diff --git a/src/luaconf.h.template.in b/src/luaconf.h.template.in
index 1e32333..601d10e 100644
--- a/src/luaconf.h.template.in
+++ b/src/luaconf.h.template.in
@@ -762,7 +762,7 @@
 ** of a function in debug information.
 ** CHANGE it if you want a different size.
 */
-#define LUA_IDSIZE	60
+#define LUA_IDSIZE	512
 
 
 /*