diff --git a/hosts/msi-rtx4090/default.nix b/hosts/msi-rtx4090/default.nix
index a2842ea3..a79b5f42 100644
--- a/hosts/msi-rtx4090/default.nix
+++ b/hosts/msi-rtx4090/default.nix
@@ -37,6 +37,7 @@
     #"zfs"
     "ntfs"
     "fat" "vfat" "exfat"
+    "cifs" # mount windows share
   ];
 
   # Bootloader.