diff --git a/Library/Homebrew/service.rb b/Library/Homebrew/service.rb
index e4f27fd73c..883f19bf6d 100644
--- a/Library/Homebrew/service.rb
+++ b/Library/Homebrew/service.rb
@@ -465,7 +465,7 @@ module Homebrew
       EOS
 
       # command needs to be first because it initializes all other values
-      cmd = command&.map { |arg| Utils::Shell.sh_quote(arg) }
+      cmd = command&.map { |arg| Utils::Service.systemd_quote(arg) }
                    &.join(" ")
 
       options = []
diff --git a/Library/Homebrew/test/service_spec.rb b/Library/Homebrew/test/service_spec.rb
index a4b7a913a9..6cb6c80f2b 100644
--- a/Library/Homebrew/test/service_spec.rb
+++ b/Library/Homebrew/test/service_spec.rb
@@ -727,7 +727,7 @@ RSpec.describe Homebrew::Service do
 
         [Service]
         Type=simple
-        ExecStart=#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd test
+        ExecStart="#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd" "test"
         Restart=always
         RestartSec=30
         WorkingDirectory=#{HOMEBREW_PREFIX}/var
@@ -760,7 +760,7 @@ RSpec.describe Homebrew::Service do
 
         [Service]
         Type=oneshot
-        ExecStart=#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd
+        ExecStart="#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd"
       EOS
       expect(unit).to eq(unit_expect.strip)
     end
@@ -783,7 +783,7 @@ RSpec.describe Homebrew::Service do
 
         [Service]
         Type=simple
-        ExecStart=#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd
+        ExecStart="#{HOMEBREW_PREFIX}/opt/#{name}/bin/beanstalkd"
         WorkingDirectory=#{Dir.home}
       EOS
       expect(unit).to eq(unit_expect.strip)