diff --git a/style-editor.css b/style-editor.css
index 2df09296..e5bed995 100644
--- a/style-editor.css
+++ b/style-editor.css
@@ -211,6 +211,7 @@ figcaption,
 .editor-post-title__block .editor-post-title__input {
   font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
   font-size: 2.8125em;
+  font-weight: 700;
 }
 
 /** === Default Appender === */
diff --git a/style-editor.scss b/style-editor.scss
index d11570ce..978ca29b 100644
--- a/style-editor.scss
+++ b/style-editor.scss
@@ -203,6 +203,7 @@ figcaption,
 	.editor-post-title__input {
 		font-family: $font__heading;
 		font-size: $font__size-xxl;
+		font-weight: 700;
 	}
 }