diff --git a/course/templates/activity_info.mustache b/course/templates/activity_info.mustache
index ecf9f074f49..6c034185221 100644
--- a/course/templates/activity_info.mustache
+++ b/course/templates/activity_info.mustache
@@ -71,7 +71,7 @@
     {{/hascompletion}}
 
     {{#hasdates}}
-    <div data-region="activity-dates" class="activity-dates small">
+    <div data-region="activity-dates" class="activity-dates">
         <div class="description-inner">
             {{#activitydates}}
                 {{>core_course/activity_date}}
diff --git a/lib/templates/activity_header.mustache b/lib/templates/activity_header.mustache
index 60417a265c0..42339b6748f 100644
--- a/lib/templates/activity_header.mustache
+++ b/lib/templates/activity_header.mustache
@@ -76,7 +76,7 @@
         {{{completion}}}
     {{/completion}}
     {{#description}}
-        <div class="activity-description small" id="intro">
+        <div class="activity-description" id="intro">
             {{{description}}}
         </div>
     {{/description}}