diff --git a/installers/common.sh b/installers/common.sh
index ce76ae7..4368bfc 100644
--- a/installers/common.sh
+++ b/installers/common.sh
@@ -16,7 +16,7 @@ if [ $(id -u) -eq 0 ]; then
 	else
 		pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
 		useradd -m -p $pass $username
-    sudo usermod -aG root $username
+    sudo adduser $username sudo
 		[ $? -eq 0 ] && echo "User has been added to system!" || echo "Failed to add a user!"
 	fi
 else