diff --git a/Gemfile.lock b/Gemfile.lock
index c5d0d3b..4f1a51c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -38,7 +38,7 @@ GEM
     minitest-utils (0.3.0)
       minitest
     progress (3.1.1)
-    rake (11.1.2)
+    rake (12.3.3)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)