diff --git a/lib/omniauth-calendly/version.rb b/lib/omniauth-calendly/version.rb
index 1b5c5e4..df40c32 100644
--- a/lib/omniauth-calendly/version.rb
+++ b/lib/omniauth-calendly/version.rb
@@ -2,6 +2,6 @@
 
 module OmniAuth
   module Calendly
-    VERSION = '0.3.0'
+    VERSION = '0.3.1'
   end
 end
diff --git a/omniauth-calendly.gemspec b/omniauth-calendly.gemspec
index a8d8cba..573ece5 100644
--- a/omniauth-calendly.gemspec
+++ b/omniauth-calendly.gemspec
@@ -29,7 +29,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_runtime_dependency 'omniauth', '~> 1.9'
-  spec.add_runtime_dependency 'omniauth-oauth2', '~> 1.6.0'
+  spec.add_runtime_dependency 'omniauth-oauth2', '>= 1.6.0'
 
   spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'codecov'