diff --git a/casino.gemspec b/casino.gemspec
index 8a03a230..f936bd9e 100644
--- a/casino.gemspec
+++ b/casino.gemspec
@@ -40,5 +40,5 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'terminal-table', '~> 1.4'
   s.add_runtime_dependency 'useragent', '~> 0.4'
   s.add_runtime_dependency 'faraday', '~> 0.8'
-  s.add_runtime_dependency 'rotp', '~> 1.4'
+  s.add_runtime_dependency 'rotp', '~> 2.0'
 end