diff --git a/Formula/cartesi-machine-emulator.rb b/Formula/cartesi-machine-emulator.rb
index 4019965..581d5ba 100644
--- a/Formula/cartesi-machine-emulator.rb
+++ b/Formula/cartesi-machine-emulator.rb
@@ -1,15 +1,10 @@
 class CartesiMachineEmulator < Formula
   desc "Off-chain implementation of the Cartesi Machine"
   homepage "https://github.com/cartesi/machine-emulator"
-  url "https://github.com/cartesi/machine-emulator/archive/refs/tags/v0.20.0.tar.gz"
-  sha256 "3746abb72d45dd2388f79fc24b048fe306db8e1f9f7e072176e51b95c4453949"
+  url "https://github.com/cartesi/machine-emulator/archive/refs/tags/v0.21.0.tar.gz"
+  sha256 "44fc83cb08a1907e66ab225ccf421b0fdad3f145be35b9a9ffe561d3563e3eda"
   license "LGPL-3.0-only"
 
-  bottle do
-    root_url "https://ghcr.io/v2/cartesi/tap"
-    sha256 arm64_tahoe: "f28b1a0f1549e9afcd175be533051e6bec3c4a27f87e7ef24c0a17dc6f152838"
-  end
-
   depends_on "boost" => :build
   depends_on "pkg-config" => :build
   depends_on "libomp"
@@ -17,8 +12,8 @@ class CartesiMachineEmulator < Formula
   depends_on "lua@5.4"
 
   patch :p1 do
-    url "https://github.com/cartesi/machine-emulator/releases/download/v0.20.0/add-generated-files.diff"
-    sha256 "d9c2afcefc2759e7cd37bbedc83d54c81515f0fddb671103b489b8789aee33bb"
+    url "https://github.com/cartesi/machine-emulator/releases/download/v0.21.0/add-generated-files.diff"
+    sha256 "596c5e171cac2e784aef01a26d47d19964b8593f74e37e863e0fcc1c9446be23"
   end
 
   def install
diff --git a/Formula/cartesi-machine-linux-image.rb b/Formula/cartesi-machine-linux-image.rb
index 535d34e..3dbf77f 100644
--- a/Formula/cartesi-machine-linux-image.rb
+++ b/Formula/cartesi-machine-linux-image.rb
@@ -1,18 +1,12 @@
 class CartesiMachineLinuxImage < Formula
   desc "Kernel image for the Cartesi Machine"
   homepage "https://github.com/cartesi/machine-linux-image"
-  VERSION = "0.20.0".freeze
-  LINUX_IMAGE = "linux-6.5.13-ctsi-1-v#{VERSION}.bin".freeze
-  url "https://github.com/cartesi/image-kernel/releases/download/v#{VERSION}/#{LINUX_IMAGE}"
-  sha256 "65dd100ff6204346ac2f50f772721358b5c1451450ceb39a154542ee27b4c947"
+  VERSION = "0.21.0".freeze
+  LINUX_IMAGE = "linux-6.5.13-ctsi-2-v#{VERSION}.bin".freeze
+  url "https://github.com/cartesi/machine-linux-image/releases/download/v#{VERSION}/#{LINUX_IMAGE}"
+  sha256 "5c900060da2db2bfa84cd39cd9cd722988c83c42225f3cac55f2d3157e48f32f"
   license "GPL-2.0-only"
 
-  bottle do
-    root_url "https://ghcr.io/v2/cartesi/tap"
-    rebuild 1
-    sha256 cellar: :any_skip_relocation, arm64_tahoe: "ac3a16d05cdc90a34f7c4dd868cd91163c0ea0be5045d35ccb9cbe4318b8cca3"
-  end
-
   def install
     share.install self.class::LINUX_IMAGE
     (etc/"cartesi/images").install_symlink share/self.class::LINUX_IMAGE => "linux.bin"
diff --git a/Formula/cartesi-machine-rootfs-image.rb b/Formula/cartesi-machine-rootfs-image.rb
index 74246c1..4554e97 100644
--- a/Formula/cartesi-machine-rootfs-image.rb
+++ b/Formula/cartesi-machine-rootfs-image.rb
@@ -1,18 +1,13 @@
 class CartesiMachineRootfsImage < Formula
   desc "Rootfs image for the Cartesi Machine"
   homepage "https://github.com/cartesi/machine-guest-tools"
-  VERSION = "v0.20.0-test1".freeze
-  ROOTFS_IMAGE = "rootfs-ubuntu.ext2".freeze
-  url "https://github.com/cartesi/machine-rootfs-image/releases/download/#{VERSION}/#{ROOTFS_IMAGE}"
-  sha256 "a38dbf39bdadc644bb31f1fc427be037b3082c9007afe1d9f2220b20d2789271"
+  VERSION = "v0.18.0".freeze
+  ROOTFS_IMAGE = "rootfs-tools.ext2".freeze
+  url "https://github.com/cartesi/machine-guest-tools/releases/download/#{VERSION}/#{ROOTFS_IMAGE}"
+  version "0.21.0"
+  sha256 "6c159937485c99f695021c4f2ea2a57bdadcf4e4bce8e71af5bee3bb9552802e"
   license "GPL-2.0-only"
 
-  bottle do
-    root_url "https://ghcr.io/v2/cartesi/tap"
-    rebuild 1
-    sha256 cellar: :any_skip_relocation, arm64_tahoe: "aee58d733584f6f45609a4fb1055a51baf36542fbfd4e51e0e6327056e333cab"
-  end
-
   def install
     share.install self.class::ROOTFS_IMAGE
     (etc/"cartesi/images").install_symlink share/self.class::ROOTFS_IMAGE => "rootfs.ext2"
diff --git a/Formula/cartesi-machine.rb b/Formula/cartesi-machine.rb
index 405425b..6301391 100644
--- a/Formula/cartesi-machine.rb
+++ b/Formula/cartesi-machine.rb
@@ -1,17 +1,10 @@
 class CartesiMachine < Formula
   desc "Meta package for the Cartesi Machine"
   homepage "https://cartesi.io"
-  url "https://github.com/cartesi/machine-emulator/archive/refs/tags/v0.19.0.tar.gz"
-  sha256 "1a33fb7e0dd7030656ddbb214dcd2f5a569f64e906edb20f149b66b34e1e0dd3"
+  url "https://github.com/cartesi/machine-emulator/archive/refs/tags/v0.21.0.tar.gz"
+  sha256 "44fc83cb08a1907e66ab225ccf421b0fdad3f145be35b9a9ffe561d3563e3eda"
   license "LGPL-3.0-only"
 
-  bottle do
-    root_url "https://ghcr.io/v2/cartesi/tap"
-    sha256 cellar: :any_skip_relocation, arm64_sonoma: "8edb6724dffd2ad487d61da3eaab1781f2eb96a65a71af696c812e6286b39bfa"
-    sha256 cellar: :any_skip_relocation, ventura:      "d2c7400e88c12432cf55971ea9ae6edbaf72fa30c14ceeafd0b3f17148b6ffcb"
-    sha256 cellar: :any_skip_relocation, x86_64_linux: "b3da1acd61897dfd758e257c433140d5e8f53260beec15cb1b21933f90d41e48"
-  end
-
   depends_on "cartesi-machine-emulator"
   depends_on "cartesi-machine-linux-image"
   depends_on "cartesi-machine-rootfs-image"