diff --git a/app/src/main/assets/web/bookSource/index.html b/app/src/main/assets/web/bookSource/index.html
index 0686388c3..104fc3174 100644
--- a/app/src/main/assets/web/bookSource/index.html
+++ b/app/src/main/assets/web/bookSource/index.html
@@ -25,7 +25,7 @@
             <div>
                 <div>源类型　:</div>
                 <textarea rows="1" id="bookSourceType" class="base" title="bookSourceType"
-                          placeholder="&lt;必填&gt;0:文本  1:音频"></textarea>
+                          placeholder="&lt;必填&gt;0:文本 1:音频 3:图片"></textarea>
             </div>
             <div>
                 <div>源名称　:</div>