diff --git a/lib/service/system.rb b/lib/service/system.rb
index ed11034fd6..18e3ee6676 100644
--- a/lib/service/system.rb
+++ b/lib/service/system.rb
@@ -76,7 +76,7 @@ def domain_target
       if root?
         "system"
       else
-        "gui/#{Process.uid}"
+        "user/#{Process.uid}"
       end
     end
   end
diff --git a/spec/homebrew/system_spec.rb b/spec/homebrew/system_spec.rb
index 6332b7ba58..8f7c8e070b 100644
--- a/spec/homebrew/system_spec.rb
+++ b/spec/homebrew/system_spec.rb
@@ -75,7 +75,7 @@
   describe "#domain_target" do
     it "returns the current domain target" do
       allow(described_class).to receive(:root?).and_return(false)
-      expect(described_class.domain_target).to match(%r{gui/(\d+)})
+      expect(described_class.domain_target).to match(%r{user/(\d+)})
     end
 
     it "returns the root domain target" do