diff --git a/.github/autobump.txt b/.github/autobump.txt
index 70c721e082fb7e..b69b94ec49d958 100644
--- a/.github/autobump.txt
+++ b/.github/autobump.txt
@@ -287,6 +287,7 @@ choose-rust
 chromaprint
 chronograf
 chuck
+cidr
 cilium-cli
 cimg
 circleci
diff --git a/Formula/c/cidr.rb b/Formula/c/cidr.rb
index 1501aa8922f38b..0ec2dd44405016 100644
--- a/Formula/c/cidr.rb
+++ b/Formula/c/cidr.rb
@@ -1,8 +1,8 @@
 class Cidr < Formula
   desc "CLI to perform various actions on CIDR ranges"
   homepage "https://github.com/bschaatsbergen/cidr"
-  url "https://github.com/bschaatsbergen/cidr/archive/refs/tags/v1.4.0.tar.gz"
-  sha256 "e1b7859bebcd88f9f67844973188766da48d73f8c1c0d47c4b66f34daf12e9e8"
+  url "https://github.com/bschaatsbergen/cidr/archive/refs/tags/v2.0.0.tar.gz"
+  sha256 "ce3d0bd65ba9b74c3c56646f1a6b58a712ad622ace1cb8c1b72bf9f6b6d44bba"
   license "MIT"
   head "https://github.com/bschaatsbergen/cidr.git", branch: "main"