diff --git a/init.rb b/init.rb
index 8c5eadc..c7cd68c 100644
--- a/init.rb
+++ b/init.rb
@@ -7,7 +7,7 @@
   name 'Redmine Lightbox 2'
   author 'Tobias Fischer'
   description 'This plugin lets you preview image and pdf attachments in a lightbox.'
-  version '0.5.0'
+  version '0.5.1'
   url 'https://github.com/paginagmbh/redmine_lightbox2'
   author_url 'https://github.com/tofi86'
   requires_redmine :version_or_higher => '4.0'