diff --git a/archinstall/lib/installer.py b/archinstall/lib/installer.py
index 8673bbee..1d277bc6 100644
--- a/archinstall/lib/installer.py
+++ b/archinstall/lib/installer.py
@@ -147,7 +147,7 @@ class Installer():
 		self.log(f"Updating {self.mountpoint}/etc/fstab", level=LOG_LEVELS.Info)
 		
 		fstab = sys_command(f'/usr/bin/genfstab {flags} {self.mountpoint}').trace_log
-		with open(f"{self.mountpoint}/etc/fstab", 'ab') as fstab_fh:
+		with open(f"{self.mountpoint}/etc/fstab", 'ab',newline='\n') as fstab_fh:
 			fstab_fh.write(fstab)
 
 		if not os.path.isfile(f'{self.mountpoint}/etc/fstab'):