diff --git a/scripts/lib/upgrade-zulip-stage-2 b/scripts/lib/upgrade-zulip-stage-2
index 6aa0eae22a..4061ba9900 100755
--- a/scripts/lib/upgrade-zulip-stage-2
+++ b/scripts/lib/upgrade-zulip-stage-2
@@ -39,8 +39,3 @@ logging.info("Restarting Zulip...")
 subprocess.check_call(["cp", "-rT", os.path.join(deploy_path, 'prod-static/serve'),
                         '/home/zulip/prod-static'], preexec_fn=su_to_zulip)
 subprocess.check_output(["./scripts/restart-server"], preexec_fn=su_to_zulip)
-
-using_sso = subprocess.check_output(['./bin/get-django-setting', 'USING_SSO'], preexec_fn=su_to_zulip)
-if using_sso:
-    logging.info("Restarting Apache...")
-    subprocess.check_call(["service", "apache2", "restart"])
diff --git a/scripts/restart-server b/scripts/restart-server
index 578d19c046..acc17a359e 100755
--- a/scripts/restart-server
+++ b/scripts/restart-server
@@ -31,5 +31,10 @@ subprocess.check_call(["supervisorctl", "stop", "zulip-workers:* zulip-django zu
 subprocess.check_call(["ln", '-nsf', deploy_path, os.path.join(DEPLOYMENTS_DIR, "current")])
 subprocess.check_call(["supervisorctl", "start", "zulip-tornado zulip-django zulip-workers:*"])
 
+using_sso = subprocess.check_output(['./bin/get-django-setting', 'USING_SSO'])
+if using_sso.strip() == 'True':
+    logging.info("Restarting Apache WSGI process...")
+    subprocess.check_call(["pkill", "-f", "apache2", "-u", "zulip"])
+
 logging.info("Done!")
 print OKGREEN + "Application restarted successfully!" + ENDC