diff --git a/fastimage.gemspec b/fastimage.gemspec
index 122754e..2a8ee88 100644
--- a/fastimage.gemspec
+++ b/fastimage.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |s|
   s.require_paths = ["lib"]
   s.rubygems_version = %q{1.3.6}
   s.summary = %q{FastImage - Image info fast}
-  s.add_runtime_dependency 'addressable', '~> 2.3.5'
+  s.add_runtime_dependency 'addressable', '~> 2'
   s.add_development_dependency 'fakeweb', '~> 1.3'
   # Note rake 11 drops support for ruby 1.9.2
   s.add_development_dependency('rake', '~> 10.5')