diff -Nur shairport-sync-4.1/Makefile.am shairport-sync-4.1-new/Makefile.am
--- shairport-sync-4.1/Makefile.am	2022-10-28 23:31:18.000000000 +0800
+++ shairport-sync-4.1-new/Makefile.am	2022-11-13 22:24:22.869613507 +0800
@@ -262,12 +262,12 @@
 INSTALL_GROUP_TARGET = install-group-local
 
 $(INSTALL_GROUP_TARGET):
-	getent group shairport-sync &>/dev/null || groupadd -r shairport-sync >/dev/null
+#	getent group shairport-sync &>/dev/null || groupadd -r shairport-sync >/dev/null
 
 INSTALL_USER_TARGET = install-user-local
 
 $(INSTALL_USER_TARGET): $(INSTALL_GROUP_TARGET)
-	getent passwd shairport-sync &> /dev/null || useradd -r -M -g shairport-sync -s /usr/sbin/nologin -G audio shairport-sync >/dev/null
+#	getent passwd shairport-sync &> /dev/null || useradd -r -M -g shairport-sync -s /usr/sbin/nologin -G audio shairport-sync >/dev/null
 
 if INSTALL_SYSTEMV