diff --git a/libc/include/bits/fortify/strings.h b/libc/include/bits/fortify/strings.h
index 6bda295..385cf77 100644
--- a/libc/include/bits/fortify/strings.h
+++ b/libc/include/bits/fortify/strings.h
@@ -30,7 +30,7 @@
 
 #if __ANDROID_API__ >= __ANDROID_API_J_MR1__
 __BIONIC_FORTIFY_INLINE
-void bcopy(const void *src, void* const dst __pass_object_size0, size_t len)
+void __bionic_bcopy(const void *src, void* const dst __pass_object_size0, size_t len)
         __overloadable
         __clang_error_if(__bos_unevaluated_lt(__bos0(dst), len),
                          "'bcopy' called with size bigger than buffer") {
@@ -43,7 +43,7 @@
 }
 
 __BIONIC_FORTIFY_INLINE
-void bzero(void* const b __pass_object_size0, size_t len)
+void __bionic_bzero(void* const b __pass_object_size0, size_t len)
         __overloadable
         __clang_error_if(__bos_unevaluated_lt(__bos0(b), len),
                          "'bzero' called with size bigger than buffer") {