diff --git a/init.rb b/init.rb
index 3a91781..79701de 100644
--- a/init.rb
+++ b/init.rb
@@ -24,4 +24,4 @@ Redmine::Plugin.register :redmine_cas do
   ActionDispatch::Callbacks.before do
     RedmineCAS.setup!
   end
-end
\ No newline at end of file
+end
diff --git a/lib/redmine_cas.rb b/lib/redmine_cas.rb
index 801de0e..392a5ea 100644
--- a/lib/redmine_cas.rb
+++ b/lib/redmine_cas.rb
@@ -37,4 +37,4 @@ module RedmineCAS
     end
     attrs
   end
-end
\ No newline at end of file
+end
diff --git a/lib/redmine_cas/account_controller_patch.rb b/lib/redmine_cas/account_controller_patch.rb
index 5146bdc..e6b32f0 100644
--- a/lib/redmine_cas/account_controller_patch.rb
+++ b/lib/redmine_cas/account_controller_patch.rb
@@ -17,4 +17,4 @@ module RedmineCAS
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/lib/redmine_cas/application_controller_patch.rb b/lib/redmine_cas/application_controller_patch.rb
index bc22f66..4ce8a0d 100644
--- a/lib/redmine_cas/application_controller_patch.rb
+++ b/lib/redmine_cas/application_controller_patch.rb
@@ -38,7 +38,7 @@ module RedmineCAS
           else
             self.logged_user = user
           end
-          redirect_to url_for(params.merge(ticket: nil))
+          redirect_to url_for(params.merge(:ticket => nil))
         else
           # CASClient called redirect_to
         end
@@ -53,4 +53,4 @@ module RedmineCAS
       end
     end
   end
-end
\ No newline at end of file
+end