diff --git a/arch.sh b/arch.sh
index 4cd4b92..00f539c 100755
--- a/arch.sh
+++ b/arch.sh
@@ -325,7 +325,7 @@ printer() {
 }
 
 btrfs-tweaks() {
-DISABLE_COW=("/var/lib/docker"  "/var/lib/containers"  "/var/lib/postgresql"  "/var/lib/mysql"  "/var/lib/libvirt");  
+DISABLE_COW=("/var/lib/docker"  "/var/lib/containers"  "/var/lib/postgres"  "/var/lib/mysql"  "/var/lib/libvirt");  
 
      for i in "${DISABLE_COW[@]}"
         do