--- a/github-pages-health-check.gemspec
+++ b/github-pages-health-check.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency("addressable", "~> 2.8.7")
   s.add_dependency("dnsruby", "~> 1.60")
-  s.add_dependency("octokit", ">= 4", "< 10")
+  s.add_dependency("octokit", ">= 4", "< 11")
   s.add_dependency("public_suffix", ">= 3.0", "< 7.0")
   s.add_dependency("typhoeus", "~> 1.3")
 end