diff --git a/Gemfile.lock b/Gemfile.lock
index 5d5790c..2cb0444 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,7 +5,7 @@ GEM
       rexml (>= 3.3.9)
     power_assert (2.0.5)
     prettier_print (1.2.1)
-    rake (13.3.0)
+    rake (13.3.1)
     rexml (3.3.9)
     rouge (4.6.1)
     syntax_tree (6.3.0)