diff --git a/libc/libc.x86_64.map b/libc/libc.x86_64.map
index afcf8bb..bf0341a 100644
--- a/libc/libc.x86_64.map
+++ b/libc/libc.x86_64.map
@@ -1201,6 +1201,7 @@
     getsubopt; # introduced=26
     hasmntopt; # introduced=26
     lutimes; # introduced=26
+    mallopt; # introduced=26
     mblen; # introduced=26
     msgctl; # introduced=26
     msgget; # introduced=26
@@ -1270,5 +1271,4 @@
     malloc_disable;
     malloc_enable;
     malloc_iterate;
-    mallopt;
 } LIBC_O;