diff --git a/Gemfile b/Gemfile
index 86bc650..7194231 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 gem "json", "2.4.1" if RUBY_VERSION == "2.0.0"
 
 group :test do
-  gem "benchmark-ips", "~> 2.7.2"
+  gem "benchmark-ips", "~> 2.13.0"
   if Gem::Version.new(RUBY_VERSION) >= Gem::Version.new("2.5.0")
     gem "coveralls_reborn", "~> 0.21.0"
     gem "simplecov", "~> 0.21.0"