diff --git a/spree-print-invoice.gemspec b/spree-print-invoice.gemspec
index 9e0e118c..7b10fea1 100755
--- a/spree-print-invoice.gemspec
+++ b/spree-print-invoice.gemspec
@@ -13,6 +13,6 @@ Gem::Specification.new do |s|
   s.requirements << 'none'
   s.authors      = 'Spree Community'
 
-  s.add_dependency('prawn', '1.0.0')
+  s.add_dependency('prawn', '2.2.2')
   s.add_dependency('spree_core', '~> 2.2.0')
 end