diff --git a/assets/css/src/newsletter_editor/contentBlocks/base.styl b/assets/css/src/newsletter_editor/contentBlocks/base.styl
index c505812d9b..1ef09048ca 100644
--- a/assets/css/src/newsletter_editor/contentBlocks/base.styl
+++ b/assets/css/src/newsletter_editor/contentBlocks/base.styl
@@ -32,5 +32,5 @@ $block-hover-highlight-color = $primary-active-color
   position: relative
   line-height: 1.61803398875
 
-  p
+  p, h1, h2, h3, h4, h5, h6
     line-height: 1.61803398875
diff --git a/assets/css/src/newsletter_editor/contentBlocks/text.styl b/assets/css/src/newsletter_editor/contentBlocks/text.styl
index 923b401487..ea5a578aba 100644
--- a/assets/css/src/newsletter_editor/contentBlocks/text.styl
+++ b/assets/css/src/newsletter_editor/contentBlocks/text.styl
@@ -12,9 +12,11 @@
     h1, h2, h3, h4, h5, h6
       padding: 0
       margin: 0
+      font-weight: normal
 
     p
       margin-top: 0
+      font-weight: normal
 
 blockquote
   margin: 1em