diff --git a/Library/Homebrew/cask/audit.rb b/Library/Homebrew/cask/audit.rb
index 0d762b2a41..d9de5e8580 100644
--- a/Library/Homebrew/cask/audit.rb
+++ b/Library/Homebrew/cask/audit.rb
@@ -26,7 +26,6 @@ module Cask
       check_version_and_checksum
       check_version
       check_sha256
-      check_appcast_checkpoint
       check_url
       check_generic_artifacts
       check_token_conflicts
@@ -214,13 +213,6 @@ module Cask
       add_error "cannot use the sha256 for an empty string in #{stanza}: #{empty_sha256}"
     end
 
-    def check_appcast_checkpoint
-      return unless cask.appcast
-      return unless cask.appcast.checkpoint
-
-      add_error "Appcast checkpoints have been removed from Homebrew Cask"
-    end
-
     def check_latest_with_appcast
       return unless cask.version.latest?
       return unless cask.appcast
diff --git a/Library/Homebrew/cask/dsl/appcast.rb b/Library/Homebrew/cask/dsl/appcast.rb
index 016b0ac5ce..98a0411714 100644
--- a/Library/Homebrew/cask/dsl/appcast.rb
+++ b/Library/Homebrew/cask/dsl/appcast.rb
@@ -1,12 +1,11 @@
 module Cask
   class DSL
     class Appcast
-      attr_reader :uri, :checkpoint, :parameters
+      attr_reader :uri, :parameters
 
       def initialize(uri, **parameters)
         @uri        = URI(uri)
         @parameters = parameters
-        @checkpoint = parameters[:checkpoint]
       end
 
       def to_yaml
diff --git a/Library/Homebrew/test/cask/audit_spec.rb b/Library/Homebrew/test/cask/audit_spec.rb
index 9d041529ec..417fc72e58 100644
--- a/Library/Homebrew/test/cask/audit_spec.rb
+++ b/Library/Homebrew/test/cask/audit_spec.rb
@@ -317,22 +317,6 @@ describe Cask::Audit, :cask do
       end
     end
 
-    describe "appcast checkpoint check" do
-      let(:error_msg) { "Appcast checkpoints have been removed from Homebrew Cask" }
-
-      context "when the Cask does not have a checkpoint" do
-        let(:cask_token) { "with-appcast" }
-
-        it { is_expected.not_to fail_with(error_msg) }
-      end
-
-      context "when the Cask has a checkpoint" do
-        let(:cask_token) { "appcast-with-checkpoint" }
-
-        it { is_expected.to fail_with(error_msg) }
-      end
-    end
-
     describe "hosting with appcast checks" do
       let(:appcast_warning) { /please add an appcast/ }
 
diff --git a/Library/Homebrew/test/cask/dsl/appcast_spec.rb b/Library/Homebrew/test/cask/dsl/appcast_spec.rb
index e1f53ce0d6..feb42b7fb5 100644
--- a/Library/Homebrew/test/cask/dsl/appcast_spec.rb
+++ b/Library/Homebrew/test/cask/dsl/appcast_spec.rb
@@ -21,13 +21,5 @@ describe Cask::DSL::Appcast do
         expect(subject.to_yaml).to eq(yaml)
       end
     end
-
-    context "with checkpoint in parameters" do
-      let(:params) { { checkpoint: "abc123" } }
-
-      it "returns an YAML serialized array composed of the URI and parameters" do
-        expect(subject.to_yaml).to eq(yaml)
-      end
-    end
   end
 end
diff --git a/Library/Homebrew/test/support/fixtures/cask/Casks/appcast-with-checkpoint.rb b/Library/Homebrew/test/support/fixtures/cask/Casks/appcast-with-checkpoint.rb
deleted file mode 100644
index e260a0e630..0000000000
--- a/Library/Homebrew/test/support/fixtures/cask/Casks/appcast-with-checkpoint.rb
+++ /dev/null
@@ -1,4 +0,0 @@
-cask 'appcast-with-checkpoint' do
-  appcast 'https://localhost/appcast.xml',
-          checkpoint: 'd5b2dfbef7ea28c25f7a77cd7fa14d013d82b626db1d82e00e25822464ba19e2'
-end