diff --git a/app/assets/stylesheets/bootstrap_migration.scss b/app/assets/stylesheets/bootstrap_migration.scss
index c3ba62805dc..d92b6f9fe09 100644
--- a/app/assets/stylesheets/bootstrap_migration.scss
+++ b/app/assets/stylesheets/bootstrap_migration.scss
@@ -259,15 +259,36 @@ pre code {
   white-space: pre-wrap;
 }
 
+.alert,
+.flash-notice {
+  border-radius: 0;
+}
+
+.alert-success {
+  background-color: $green-500;
+  border-color: $green-500;
+}
+
+.alert-info {
+  background-color: $blue-500;
+  border-color: $blue-500;
+}
+
+.alert-warning {
+  background-color: $orange-500;
+  border-color: $orange-500;
+}
+
 .alert-danger {
   background-color: $red-500;
   border-color: $red-500;
 }
 
+.alert-success,
+.alert-info,
 .alert-warning,
 .alert-danger,
 .flash-notice {
-  border-radius: 0;
   color: $white-light;
 
   h4,
diff --git a/app/views/help/ui.html.haml b/app/views/help/ui.html.haml
index de8369ed7b9..b32b602ceb3 100644
--- a/app/views/help/ui.html.haml
+++ b/app/views/help/ui.html.haml
@@ -443,8 +443,6 @@
     .col-md-6
       .alert.alert-success
         = lorem
-      .alert.alert-primary
-        = lorem
       .alert.alert-info
         = lorem
     .col-md-6