diff --git a/public/images/teacher/上传.png b/public/images/teacher/上传.png
new file mode 100644
index 0000000..939b3ae
Binary files /dev/null and b/public/images/teacher/上传.png differ
diff --git a/src/views/teacher/course/ResourceSelectionModal.vue b/src/views/teacher/course/ResourceSelectionModal.vue
index fd0ff9d..1be9475 100644
--- a/src/views/teacher/course/ResourceSelectionModal.vue
+++ b/src/views/teacher/course/ResourceSelectionModal.vue
@@ -18,7 +18,7 @@
         <div class="file-info">
           <span class="file-count">已全部加载,共{{ filteredFiles.length }}个文件</span>
           <n-button type="primary" size="small" @click="uploadNewFile" class="upload-new-file-btn">
-            <img src="/public/images/teacher/上传2.png" alt="上传" class="upload-icon" />
+            <img src="/public/images/teacher/上传.png" alt="上传" class="upload-icon" />
             上传新文件
           </n-button>
         </div>