diff --git a/devise-jwt.gemspec b/devise-jwt.gemspec
index 667aeb5..aad6c81 100644
--- a/devise-jwt.gemspec
+++ b/devise-jwt.gemspec
@@ -21,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency 'devise', '~> 4.0'
+  spec.add_dependency 'devise', '>= 4.0'
   spec.add_dependency 'warden-jwt_auth', '~> 0.10'
 
   spec.add_development_dependency "bundler", "> 1"