diff --git a/Gemfile.lock b/Gemfile.lock
index 91922b6c59..21df335f90 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -169,7 +169,7 @@ GEM
     climate_control (1.2.0)
     cocoon (1.2.15)
     color_diff (0.2)
-    concurrent-ruby (1.3.6)
+    concurrent-ruby (1.3.7)
     connection_pool (3.0.2)
     cose (1.3.1)
       cbor (~> 0.5.9)