diff --git a/Gemfile b/Gemfile
index 1188e681..89048117 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,4 +4,4 @@ gem 'rake', '~> 12.0'
 gem 'conventional-changelog', '~>1.3'
 gem 'rspec', '~> 3.7'
 gem 'rspec-its', '~> 1.2'
-gem 'rack-test'
\ No newline at end of file
+gem 'rack-test', '>= 2.0.0'
\ No newline at end of file
diff --git a/Gemfile.lock b/Gemfile.lock
index 7250ee34..0652eddb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,9 +3,9 @@ GEM
   specs:
     conventional-changelog (1.3.0)
     diff-lcs (1.3)
-    rack (2.0.7)
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack (3.0.10)
+    rack-test (2.1.0)
+      rack (>= 1.3)
     rake (12.3.3)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
@@ -29,10 +29,10 @@ PLATFORMS
 
 DEPENDENCIES
   conventional-changelog (~> 1.3)
-  rack-test
+  rack-test (>= 2.0.0)
   rake (~> 12.0)
   rspec (~> 3.7)
   rspec-its (~> 1.2)
 
 BUNDLED WITH
-   2.0.2
+   2.1.4