diff --git a/src/userprog/syscall.c b/src/userprog/syscall.c
index c55c090..b1a43dd 100644
--- a/src/userprog/syscall.c
+++ b/src/userprog/syscall.c
@@ -472,7 +472,7 @@ syscall_mmap (int fd, void *addr)
       off_t read_bytes = file_size - ofs < PGSIZE ? file_size - ofs : PGSIZE;
       off_t zero_bytes = PGSIZE - read_bytes;
 
-      if (page_insert (file, ofs, addr + ofs, read_bytes, zero_bytes, true,
+      if (page_insert_file (file, ofs, addr + ofs, read_bytes, zero_bytes, true,
                        PAGE_FILE) == NULL)
         return MMAP_FAILURE;
     }