diff --git a/Gemfile.lock b/Gemfile.lock
index a33234a62bd..d1a031b1beb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -364,7 +364,7 @@ GEM
     pry-byebug (3.10.1)
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
-    psych (4.0.4)
+    psych (4.0.5)
       stringio
     public_suffix (5.0.0)
     racc (1.6.0)