diff --git a/app/models/image_decorator.rb b/app/models/image_decorator.rb
index cc8aec0..6a23d78 100644
--- a/app/models/image_decorator.rb
+++ b/app/models/image_decorator.rb
@@ -5,25 +5,25 @@
     :styles => {
       :mini => {
         :geometry => '48x48>',
-        :watermark_path => "#{RAILS_ROOT}/public/images/watermarks/tiny.png",
+        :watermark_path => "#{Rails.root.to_s}/public/images/watermarks/tiny.png",
         :watermark_position => "SouthWest",
         :format => :png,
       },
       :small => {
         :geometry => '100x100>',
-        :watermark_path => "#{RAILS_ROOT}/public/images/watermarks/small.png",
+        :watermark_path => "#{Rails.root.to_s}/public/images/watermarks/small.png",
         :watermark_position => "SouthWest",
         :format => :png,
       },
       :product => {
         :geometry => '240x240>',
-        :watermark_path => "#{RAILS_ROOT}/public/images/watermarks/product.png",
+        :watermark_path => "#{Rails.root.to_s}/public/images/watermarks/product.png",
         :watermark_position => "SouthWest",
         :format => :png,
       },
       :large => {
         :geometry => '600x600>',
-        :watermark_path => "#{RAILS_ROOT}/public/images/watermarks/large.png",
+        :watermark_path => "#{Rails.root.to_s}/public/images/watermarks/large.png",
         :watermark_position => "SouthWest",
         :format => :png,
       },
diff --git a/spree_watermark.gemspec b/spree_watermark.gemspec
index 5314aff..b28ffaa 100644
--- a/spree_watermark.gemspec
+++ b/spree_watermark.gemspec
@@ -1,7 +1,7 @@
 Gem::Specification.new do |s|
   s.platform    = Gem::Platform::RUBY
   s.name        = 'spree_watermark'
-  s.version     = '0.50.2'
+  s.version     = '0.50.3'
   s.summary     = 'adds watermarking to incoming product images'
   s.description = 'Adds watermarking to incoming product images'
   s.required_ruby_version = '>= 1.9.2'