diff --git a/t.gemspec b/t.gemspec
index fecd189f..0f0bd922 100644
--- a/t.gemspec
+++ b/t.gemspec
@@ -8,7 +8,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "geokit", "~> 1.9"
   spec.add_dependency "htmlentities", "~> 4.3"
   spec.add_dependency "launchy", "~> 2.4"
-  spec.add_dependency "oauth", "~> 0.5.1"
+  spec.add_dependency "oauth", "~> 1.1"
   spec.add_dependency "retryable", "~> 3.0"
   spec.add_dependency "thor", [">= 0.19.1", "< 2"]
   spec.add_dependency "twitter", "~> 8.0"