diff --git a/lib/vanagon/platform/defaults/osx-14-x86_64.rb b/lib/vanagon/platform/defaults/osx-14-x86_64.rb
index 96fae493..aeb81c73 100644
--- a/lib/vanagon/platform/defaults/osx-14-x86_64.rb
+++ b/lib/vanagon/platform/defaults/osx-14-x86_64.rb
@@ -14,10 +14,15 @@
   plat.provision_with "sudo dscl . -create /Users/test NFSHomeDirectory /Users/test"
   plat.provision_with "sudo dscl . -passwd /Users/test password"
   plat.provision_with "sudo dscl . -merge /Groups/admin GroupMembership test"
-  plat.provision_with "echo 'test ALL=(ALL:ALL) NOPASSWD: ALL' > /etc/sudoers.d/username"
-  plat.provision_with "mkdir -p /etc/homebrew"
+  plat.provision_with "echo 'test ALL=(ALL:ALL) NOPASSWD: ALL' | sudo tee /etc/sudoers.d/username > /dev/null"
+  plat.provision_with "sudo mkdir -p /etc/homebrew"
   plat.provision_with "cd /etc/homebrew"
-  plat.provision_with "createhomedir -c -u test"
-  plat.provision_with %Q(su test -c 'echo | /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"')
+  plat.provision_with "sudo createhomedir -c -u test"
+  if File.directory?("/usr/local/var/homebrew") || File.directory?("/usr/local/Homebrew")
+    plat.provision_with "sudo chown -R test /usr/local/var/homebrew /usr/local/share/zsh /usr/local/share/zsh/site-functions \
+    /usr/local/etc/bash_completion.d /usr/local/lib/pkgconfig /usr/local/share/aclocal /usr/local/share/locale"
+  else
+    plat.provision_with %Q(sudo su test -c 'echo | /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"')
+  end
   plat.vmpooler_template "macos-14-x86_64"
 end
diff --git a/lib/vanagon/platform/osx.rb b/lib/vanagon/platform/osx.rb
index 3b217ca2..270b7331 100644
--- a/lib/vanagon/platform/osx.rb
+++ b/lib/vanagon/platform/osx.rb
@@ -10,7 +10,7 @@ def install_build_dependencies(list_build_dependencies)
         <<-HERE.undent
           mkdir -p /etc/homebrew
           cd /etc/homebrew
-          su test -c '#{@brew} install #{list_build_dependencies.join(' ')}'
+          sudo su test -c '#{@brew} install #{list_build_dependencies.join(' ')}'
         HERE
       end