diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ea24afd7..758a0f84 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -62,6 +62,8 @@ Pull Requests fixing bugs, implementing new features, or updating documentation
 	```
 	bundle exec rake test
 	```
+	
+To profile slow tests, you can use `bundle exec rake test TESTOPTS="--verbose"`.
 
 ### Working with test repositories
 
diff --git a/Gemfile b/Gemfile
index 11479047..1d210903 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,5 +6,4 @@ end
 
 gemspec
 
-gem "rake", '~> 13.0'
-
+gem 'rake', '~> 13.0'
\ No newline at end of file
diff --git a/lib/gollum/app.rb b/lib/gollum/app.rb
index f6e98a5c..159f2221 100644
--- a/lib/gollum/app.rb
+++ b/lib/gollum/app.rb
@@ -117,7 +117,7 @@ module Precious
       @js  = settings.wiki_options[:js]
       @mathjax_config = settings.wiki_options[:mathjax_config]
 
-      @use_static_assets = settings.wiki_options.fetch(:static, settings.environment == :production || settings.environment == :staging)
+      @use_static_assets = settings.wiki_options.fetch(:static, settings.environment != :development)
       @static_assets_path = settings.wiki_options.fetch(:static_assets_path, ::File.join(File.dirname(__FILE__), 'public/assets'))
       @mathjax_path = ::File.join(File.dirname(__FILE__), 'public/gollum/javascript/MathJax')