diff --git a/Gemfile.lock b/Gemfile.lock
index 3067a7d2d..afd599dab 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -174,7 +174,7 @@ GEM
     cocoon (1.2.15)
     coderay (1.1.3)
     color_diff (0.1)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.0)
     connection_pool (2.3.0)
     cose (1.2.1)
       cbor (~> 0.5.9)