diff --git a/Gemfile.lock b/Gemfile.lock
index a7a780f9de..275b69d382 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,7 +49,7 @@ GEM
     racc (1.8.1)
     rainbow (3.1.1)
     rake (13.3.1)
-    rdoc (7.1.0)
+    rdoc (7.2.0)
       erb
       psych (>= 4.0.0)
       tsort