diff --git a/omniauth-keycloak.gemspec b/omniauth-keycloak.gemspec
index 271bc0e..930d361 100755
--- a/omniauth-keycloak.gemspec
+++ b/omniauth-keycloak.gemspec
@@ -25,7 +25,8 @@ Gem::Specification.new do |spec|
   
   spec.add_dependency "omniauth", "~> 1.9.0"
   spec.add_dependency "omniauth-oauth2", "~> 1.6.0"
-  spec.add_dependency "json-jwt", "~> 1.9.4"
+  spec.add_dependency 'json-jwt', '~> 1.11'
+
   spec.add_development_dependency "bundler", "~> 1.16"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "rspec", "~> 3.0"