diff --git a/Gemfile.lock b/Gemfile.lock
index 8c181e62a..8b3864fa8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -124,7 +124,7 @@ GEM
     pry-byebug (3.10.1)
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
-    psych (4.0.6)
+    psych (5.0.0)
       stringio
     public_suffix (5.0.0)
     qr4r (0.6.1)
@@ -138,7 +138,7 @@ GEM
       rack (>= 1.3)
     rainbow (3.1.1)
     rake (13.0.6)
-    rdoc (6.4.0)
+    rdoc (6.5.0)
       psych (>= 4.0.0)
     regexp_parser (2.6.0)
     reline (0.3.1)