diff --git a/assets/less/markdown.less b/assets/less/markdown.less
index b859e646..381c8c12 100644
--- a/assets/less/markdown.less
+++ b/assets/less/markdown.less
@@ -97,6 +97,7 @@
         margin-top: @font-size * 1.2;
         margin-bottom: @font-size;
         font-weight: 700;
+        line-height: 1em;
 
         tt,
         code {