diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index b80bb54630..fcbac247b4 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     minitest (5.14.0)
     mustache (1.1.1)
     net-http-digest_auth (1.4.1)
-    net-http-persistent (3.1.0)
+    net-http-persistent (4.0.0)
       connection_pool (~> 2.2)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)