diff --git a/_includes/footer.html b/_includes/footer.html
index 8365cf8..634bb6c 100644
--- a/_includes/footer.html
+++ b/_includes/footer.html
@@ -62,7 +62,8 @@ <h2>Popular &amp Important</h2>
 				<a href="https://wenbohuang1002.github.io"><img align="left" src="{{ site.url }}{{ site.baseurl }}/images/logo/QR CodeR.png" class="img-responsive" width="20%" /></a>
 				<a href="https://github.com/Xero-H" target="_blank"> <img align="left" src="{{ site.url }}{{ site.baseurl }}/images/logo/logoR.jpg" width="20%"/></a>
 				<a href="https://github.com/wenbohuang1002" target="_blank"> <img align="left" src="{{ site.url }}{{ site.baseurl }}/images/pubpic/github.jpg" width="20%"/></a>
-				<a href="https://tjupt.org/promotionlink.php?key=1a856e4160d668bdd9fd7a3806843295"><img src="https://tjupt.org/assets/logo/logo_2x.png" alt="北洋园PT" title="北洋园PT"></a>
+				<br>
+				<a href="https://tjupt.org/promotionlink.php?key=1a856e4160d668bdd9fd7a3806843295"><img src="https://tjupt.org/assets/logo/logo_1x.png" alt="北洋园PT" title="北洋园PT"></a>
 			<!-- </center> -->
 			</ul>
 		</div>