diff --git a/src/main/java/com/bupt/note/Controller/NoteController.java b/src/main/java/com/bupt/note/Controller/NoteController.java
index a74cc18..d68610d 100644
--- a/src/main/java/com/bupt/note/Controller/NoteController.java
+++ b/src/main/java/com/bupt/note/Controller/NoteController.java
@@ -163,4 +163,17 @@ public class NoteController {
         }
         return ResponseDataUtil.buildError();
     }
+
+    @PutMapping("update")
+    public ResponseData put(@RequestBody NoteForm noteForm){
+        if(StringUtils.isNoneEmpty(noteForm.getNoteId(),noteForm.getNoteContent())){
+            Note note=noteRepository.getOne(noteForm.getNoteId());
+            note.setNoteContent(noteForm.getNoteContent());
+            noteRepository.save(note);
+            return ResponseDataUtil.buildSuccess();
+        }else{
+            logger.error("笔记更新失败");
+            return ResponseDataUtil.buildError();
+        }
+    }
 }