diff --git a/Gemfile.lock b/Gemfile.lock
index 0aa8265..c1e0e7d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     omniauth-etsy-oauth2 (0.2.0)
-      omniauth (~> 1.9.1)
+      omniauth (>= 1.9.1)
       omniauth-oauth2 (~> 1.4)
 
 GEM
diff --git a/omniauth-etsy-oauth2.gemspec b/omniauth-etsy-oauth2.gemspec
index f438f1c..36329fd 100644
--- a/omniauth-etsy-oauth2.gemspec
+++ b/omniauth-etsy-oauth2.gemspec
@@ -28,7 +28,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'omniauth', '~> 1.9.1'
+  spec.add_dependency 'omniauth', '>= 1.9.1'
   spec.add_dependency 'omniauth-oauth2', '~> 1.4'
 
   spec.add_development_dependency 'rubocop-shopify', '~> 2.2.0'