diff --git a/tests/support/pkg.py b/tests/support/pkg.py
index 400c6160e7a..fd02267b86d 100644
--- a/tests/support/pkg.py
+++ b/tests/support/pkg.py
@@ -483,9 +483,13 @@ class SaltPkgInstall:
             log.debug("Installing: %s", str(pkg))
             ret = self.proc.run("installer", "-pkg", str(pkg), "-target", "/")
             self._check_retcode(ret)
-            ## DGM # Stop the service installed by the installer
-            ## DGM self.proc.run("launchctl", "disable", f"system/{service_name}")
-            ## DGM self.proc.run("launchctl", "bootout", "system", str(plist_file))
+
+            ## DGM TBD why stop service on upgrade ???
+            if not upgrade:
+                # Stop the service installed by the installer
+                self.proc.run("launchctl", "disable", f"system/{service_name}")
+                self.proc.run("launchctl", "bootout", "system", str(plist_file))
+
         elif upgrade:
             env = os.environ.copy()
             extra_args = []