diff --git a/lib/generators/blacklight/assets_generator.rb b/lib/generators/blacklight/assets_generator.rb
index 7ba069a9c1..ad85dc3f62 100644
--- a/lib/generators/blacklight/assets_generator.rb
+++ b/lib/generators/blacklight/assets_generator.rb
@@ -37,7 +37,7 @@ def create_sprockets_javascript
     def appease_sprockets4
       return if !defined?(Sprockets::VERSION) || Sprockets::VERSION < '4' || using_importmap?
 
-      append_to_file 'app/assets/config/manifest.js', "\n//= link application.js"
+      append_to_file 'app/assets/config/manifest.js', "\n//= link application.js\n"
       empty_directory 'app/assets/images'
     end