Corrected error message in 'table.remove'
diff --git a/ltablib.c b/ltablib.c
index 868d78f..e6bc4d0 100644
--- a/ltablib.c
+++ b/ltablib.c
@@ -93,7 +93,7 @@
   lua_Integer pos = luaL_optinteger(L, 2, size);
   if (pos != size)  /* validate 'pos' if given */
     /* check whether 'pos' is in [1, size + 1] */
-    luaL_argcheck(L, (lua_Unsigned)pos - 1u <= (lua_Unsigned)size, 1,
+    luaL_argcheck(L, (lua_Unsigned)pos - 1u <= (lua_Unsigned)size, 2,
                      "position out of bounds");
   lua_geti(L, 1, pos);  /* result = t[pos] */
   for ( ; pos < size; pos++) {