diff --git a/libc/include/sys/quota.h b/libc/include/sys/quota.h
index f8faee7..79c653d 100644
--- a/libc/include/sys/quota.h
+++ b/libc/include/sys/quota.h
@@ -51,6 +51,6 @@
  *
  * Available since API level 26.
  */
-int quotactl(int __cmd, const char* __special, int __id, char* __addr) __INTRODUCED_IN(26);
+int quotactl(int __cmd, const char* _Nullable __special, int __id, char* __BIONIC_COMPLICATED_NULLNESS __addr) __INTRODUCED_IN(26);
 
 __END_DECLS