diff --git a/Gemfile.lock b/Gemfile.lock
index 9b4401cb..b58489c9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -211,7 +211,7 @@ GEM
     pg (1.5.9)
     popper_js (2.11.8)
     process_exists (0.2.0)
-    psych (5.1.2)
+    psych (5.2.0)
       stringio
     public_suffix (6.0.1)
     puma (6.4.3)