diff --git a/themes/butterfly/source/css/_layout/footer.styl b/themes/butterfly/source/css/_layout/footer.styl
index 8ba138a4..76f7e2ea 100644
--- a/themes/butterfly/source/css/_layout/footer.styl
+++ b/themes/butterfly/source/css/_layout/footer.styl
@@ -4,7 +4,7 @@
   background-attachment: scroll
   background-position: bottom
   background-size: cover
-  height: 7.5em
+  height: 5.5em
 
   if hexo-config('footer_bg') != false
     &:before