diff --git a/Gemfile b/Gemfile
index 687db28..a893957 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,4 +7,4 @@ gemspec
 
 gem "rake", "13.1.0"
 
-gem "rspec", "3.12.0"
+gem "rspec", "3.13.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index 9e2b1ac..1e6a30b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,21 +6,21 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    diff-lcs (1.5.0)
+    diff-lcs (1.5.1)
     rake (13.1.0)
-    rspec (3.12.0)
-      rspec-core (~> 3.12.0)
-      rspec-expectations (~> 3.12.0)
-      rspec-mocks (~> 3.12.0)
-    rspec-core (3.12.0)
-      rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.0)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.0)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-mocks (3.12.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-support (3.12.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.0)
 
 PLATFORMS
   aarch64-linux
@@ -29,7 +29,7 @@ PLATFORMS
 DEPENDENCIES
   kata!
   rake (= 13.1.0)
-  rspec (= 3.12.0)
+  rspec (= 3.13.0)
 
 BUNDLED WITH
    2.3.26