Older has_scope version, required because production's ruby is too old

Gemfile

@@ -6,7 +6,8 @@ gem 'simple_calendar'
 gem 'ice_cube'
 
 gem 'rails'
-gem 'has_scope'
+# Later versions require a new ruby version, which is not yet in production
+gem 'has_scope', '< 0.7'
 
 # Use ActiveModel has_secure_password
 # gem 'bcrypt', '~> 3.1.7'

Gemfile.lock

@@ -180,9 +180,9 @@ GEM
       rake (>= 10, < 12)
       rubocop (>= 0.36.0)
       sysexits (~> 1.1)
-    has_scope (0.7.0)
-      actionpack (>= 4.1, < 5.1)
-      activesupport (>= 4.1, < 5.1)
+    has_scope (0.6.0)
+      actionpack (>= 3.2, < 5)
+      activesupport (>= 3.2, < 5)
     html2haml (2.0.0)
       erubis (~> 2.7.0)
       haml (~> 4.0.0)
@@ -425,7 +425,7 @@ DEPENDENCIES
   guard-rubocop
   haml-rails
   haml_lint
-  has_scope
+  has_scope (< 0.7)
   http_accept_language
   i18n-active_record!
   ice_cube