diff --git a/Gemfile.lock b/Gemfile.lock
index 94b69441d21..9e4dbfc7f97 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -344,7 +344,7 @@ GEM
     pry-stack_explorer (0.6.1)
       binding_of_caller (~> 1.0)
       pry (~> 0.13)
-    psych (5.2.1)
+    psych (5.2.2)
       date
       stringio
     public_suffix (6.0.1)