diff --git a/app/assets/stylesheets/common/base/compose.scss b/app/assets/stylesheets/common/base/compose.scss
index 395382635..d0e00e0a6 100644
--- a/app/assets/stylesheets/common/base/compose.scss
+++ b/app/assets/stylesheets/common/base/compose.scss
@@ -105,8 +105,7 @@ div.ac-wrap {
     width: 150px;
   }
   .examples {
-    color: $primary;
-    font-style: italic;
+    color: lighten($primary, 40%);
   }
 }
 
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 68049acca..3d55b4dc1 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -708,9 +708,9 @@ en:
       auto_close:
         label: "Auto-close topic time:"
         error: "Please enter a valid value."
-        based_on_last_post: "Auto-close based on last post."
+        based_on_last_post: "Don't close until the last post in the topic is at least this old."
         all:
-          units: "(# of hours, a time or a timestamp)"
+          units: ""
           examples: 'Enter number of hours (24), absolute time (17:30) or timestamp (2013-11-22 14:00).'
         limited:
           units: "(# of hours)"