1 files changed, 4 insertions, 3 deletions
diff --git a/lib/api/variables.rb b/lib/api/variables.rb
index b9fb3c21dbb..f623b1dfe9f 100644
--- a/lib/api/variables.rb
+++ b/lib/api/variables.rb
@@ -1,6 +1,8 @@
 module API
   # Projects variables API
   class Variables < Grape::API
+    include PaginationParams
+
     before { authenticate! }
     before { authorize! :admin_build, user_project }
 
@@ -13,8 +15,7 @@ module API
         success Entities::Variable
       end
       params do
-        optional :page, type: Integer, desc: 'The page number for pagination'
-        optional :per_page, type: Integer, desc: 'The value of items per page to show'
+        use :pagination
       end
       get ':id/variables' do
         variables = user_project.variables
@@ -29,7 +30,7 @@ module API
       end
       get ':id/variables/:key' do
         key = params[:key]
-        variable = user_project.variables.find_by(key: key.to_s)
+        variable = user_project.variables.find_by(key: key)
 
         return not_found!('Variable') unless variable