diff --git a/Gemfile.lock b/Gemfile.lock
index 88c9335..b500603 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -36,7 +36,7 @@ GEM
     bigdecimal (3.2.2)
     builder (3.3.0)
     byebug (12.0.0)
-    concurrent-ruby (1.3.5)
+    concurrent-ruby (1.3.7)
     connection_pool (2.5.3)
     crass (1.0.6)
     date (3.4.1)