diff --git a/lib/lotus/model/version.rb b/lib/lotus/model/version.rb
index 19bdcfeb..42fa0db4 100644
--- a/lib/lotus/model/version.rb
+++ b/lib/lotus/model/version.rb
@@ -3,6 +3,6 @@ module Model
     # Defines the version
     #
     # @since 0.1.0
-    VERSION = '0.5.0'.freeze
+    VERSION = '0.5.1'.freeze
   end
 end
diff --git a/test/version_test.rb b/test/version_test.rb
index d6a788de..71701a73 100644
--- a/test/version_test.rb
+++ b/test/version_test.rb
@@ -2,6 +2,6 @@
 
 describe Lotus::Model::VERSION do
   it 'returns current version' do
-    Lotus::Model::VERSION.must_equal '0.5.0'
+    Lotus::Model::VERSION.must_equal '0.5.1'
   end
 end