diff --git a/nixos/modules/system/boot/loader/grub/install-grub.pl b/nixos/modules/system/boot/loader/grub/install-grub.pl
index 1edb9e0d229..82b5bcda921 100644
--- a/nixos/modules/system/boot/loader/grub/install-grub.pl
+++ b/nixos/modules/system/boot/loader/grub/install-grub.pl
@@ -121,8 +121,8 @@ sub GetFs {
         my $device = $fields[$n + 1];
         my @superOptions = split /,/, $fields[$n + 2];
 
-        # Skip the read-only bind-mount on /nix/store.
-        next if $mountPoint eq "/nix/store" && (grep { $_ eq "rw" } @superOptions) && (grep { $_ eq "ro" } @mountOptions);
+        # Skip the bind-mount on /nix/store.
+        next if $mountPoint eq "/nix/store" && (grep { $_ eq "rw" } @superOptions);
         # Skip mount point generated by systemd-efi-boot-generator?
         next if $fsType eq "autofs";