diff --git a/debian/postinst b/debian/postinst
index f4d2edd..2303733 100755
--- a/debian/postinst
+++ b/debian/postinst
@@ -34,11 +34,8 @@ if [ ! -f /etc/xxxigcc/config_cc.json ]; then
 fi
 
 # Set permissions
-chown -R xxxigcc:xxxigcc /opt/xxxigcc
-chmod 755 /opt/xxxigcc
-chmod 755 /opt/xxxigcc/xxxigServer
-chmod 755 /opt/xxxigcc/xxxigDaemon
-chmod 755 /opt/xxxigcc/xxxigMiner
+chown -R root:root /opt/xxxigcc
+chmod -R 755 /opt/xxxigcc
 
 # Reload systemd
 if [ -d /run/systemd/system ]; then