diff --git a/Library/Homebrew/test/cask/artifact/shared_examples/uninstall_zap.rb b/Library/Homebrew/test/cask/artifact/shared_examples/uninstall_zap.rb
index 872a154ae5..c68f241eea 100644
--- a/Library/Homebrew/test/cask/artifact/shared_examples/uninstall_zap.rb
+++ b/Library/Homebrew/test/cask/artifact/shared_examples/uninstall_zap.rb
@@ -185,15 +185,15 @@ shared_examples "#uninstall_phase or #zap_phase" do
     it "is supported" do
       allow(subject).to receive(:system_command!)
         .with("/usr/sbin/kextstat", args: ["-l", "-b", kext_id], sudo: true, sudo_as_root: true)
-        .and_return(instance_double("SystemCommand::Result", stdout: "loaded"))
+        .and_return(instance_double(SystemCommand::Result, stdout: "loaded"))
 
       expect(subject).to receive(:system_command!)
         .with("/sbin/kextunload", args: ["-b", kext_id], sudo: true, sudo_as_root: true)
-        .and_return(instance_double("SystemCommand::Result"))
+        .and_return(instance_double(SystemCommand::Result))
 
       expect(subject).to receive(:system_command!)
         .with("/usr/sbin/kextfind", args: ["-b", kext_id], sudo: true, sudo_as_root: true)
-        .and_return(instance_double("SystemCommand::Result", stdout: "/Library/Extensions/FancyPackage.kext\n"))
+        .and_return(instance_double(SystemCommand::Result, stdout: "/Library/Extensions/FancyPackage.kext\n"))
 
       expect(subject).to receive(:system_command!)
         .with("/bin/rm", args: ["-rf", "/Library/Extensions/FancyPackage.kext"], sudo: true, sudo_as_root: true)
@@ -220,7 +220,7 @@ shared_examples "#uninstall_phase or #zap_phase" do
 
       expect(subject).to receive(:running?).with(bundle_id).ordered.and_return(true)
       expect(subject).to receive(:quit).with(bundle_id)
-                                       .and_return(instance_double("SystemCommand::Result", success?: true))
+                                       .and_return(instance_double(SystemCommand::Result, success?: true))
       expect(subject).to receive(:running?).with(bundle_id).ordered.and_return(false)
 
       expect do
@@ -247,7 +247,7 @@ shared_examples "#uninstall_phase or #zap_phase" do
 
       allow(subject).to receive(:running?).with(bundle_id).and_return(true)
       allow(subject).to receive(:quit).with(bundle_id)
-                                      .and_return(instance_double("SystemCommand::Result", success?: false))
+                                      .and_return(instance_double(SystemCommand::Result, success?: false))
 
       time = Benchmark.measure do
         expect do
@@ -369,7 +369,7 @@ shared_examples "#uninstall_phase or #zap_phase" do
           "osascript",
           args: ["-e", 'tell application "System Events" to delete every login item whose name is "Fancy"'],
         )
-        .and_return(instance_double("SystemCommand::Result", success?: true))
+        .and_return(instance_double(SystemCommand::Result, success?: true))
 
       subject.public_send(:"#{artifact_dsl_key}_phase", command: fake_system_command)
     end
diff --git a/Library/Homebrew/test/cask/dsl/shared_examples/staged.rb b/Library/Homebrew/test/cask/dsl/shared_examples/staged.rb
index 07fe99b05d..0c0d38eb6c 100644
--- a/Library/Homebrew/test/cask/dsl/shared_examples/staged.rb
+++ b/Library/Homebrew/test/cask/dsl/shared_examples/staged.rb
@@ -7,12 +7,8 @@ shared_examples Cask::Staged do
   let(:non_existent_path) { Pathname("/path/to/file/that/does/not/exist") }
 
   before do
-    allow(existing_path).to receive(:exist?).and_return(true)
-    allow(existing_path).to receive(:expand_path)
-      .and_return(existing_path)
-    allow(non_existent_path).to receive(:exist?).and_return(false)
-    allow(non_existent_path).to receive(:expand_path)
-      .and_return(non_existent_path)
+    allow(existing_path).to receive_messages(exist?: true, expand_path: existing_path)
+    allow(non_existent_path).to receive_messages(exist?: false, expand_path: non_existent_path)
   end
 
   it "can run system commands with list-form arguments" do