diff --git a/Gemfile b/Gemfile
index 4fc40030f5c..10da0bc8c66 100644
--- a/Gemfile
+++ b/Gemfile
@@ -109,13 +109,14 @@ group :test, :development do
   gem 'terminal-notifier-guard', require: false
   gem 'timecop'
   gem 'rspec-given'
+  gem 'pry-rails'
+  gem 'pry-nav'
 end
 
 group :development do
   gem 'better_errors'
   gem 'binding_of_caller'
   gem 'librarian', '>= 0.0.25', require: false
-  gem 'pry-rails'
   # https://github.com/ctran/annotate_models/pull/106
   gem 'annotate', :git => 'https://github.com/SamSaffron/annotate_models.git'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 0498faa1398..6b7faa26f65 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -312,6 +312,8 @@ GEM
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.4)
+    pry-nav (0.2.3)
+      pry (~> 0.9.10)
     pry-rails (0.2.2)
       pry (>= 0.9.10)
     rack (1.4.5)
@@ -514,6 +516,7 @@ DEPENDENCIES
   omniauth-twitter
   openid-redis-store
   pg
+  pry-nav
   pry-rails
   rack-cache
   rack-cors