diff --git a/spec/grape/validations/validators/default_spec.rb b/spec/grape/validations/validators/default_spec.rb
index 2debc738ad..0ca7d2eb62 100644
--- a/spec/grape/validations/validators/default_spec.rb
+++ b/spec/grape/validations/validators/default_spec.rb
@@ -349,7 +349,7 @@ def app
     context 'structures types' do
       [
         [Hash, {}],
-        [Hash, {test: 'non-empty'}],
+        [Hash, { test: 'non-empty' }],
         [Array, []],
         [Array, ['non-empty']],
         [Set, []],
@@ -373,13 +373,13 @@ def app
     context 'special types' do
       [
         [JSON, ''],
-        [JSON, {test: 'non-empty-json'}.to_json],
+        [JSON, { test: 'non-empty-json' }.to_json],
         [Array[JSON], []],
-        [Array[JSON], [{test: 'non-empty-json'}.to_json]],
+        [Array[JSON], [{ test: 'non-empty-json' }.to_json]],
         [::File, ''],
-        [::File, {test: 'non-empty-json'}.to_json],
+        [::File, { test: 'non-empty-json' }.to_json],
         [Rack::Multipart::UploadedFile, ''],
-        [Rack::Multipart::UploadedFile, {test: 'non-empty-json'}.to_json]
+        [Rack::Multipart::UploadedFile, { test: 'non-empty-json' }.to_json]
       ].each do |type, default|
         it 'respects the default value' do
           subject.params do