diff --git a/nixos/tests/gnome3-xorg.nix b/nixos/tests/gnome3-xorg.nix
index f12361da0372..eb4c376319be 100644
--- a/nixos/tests/gnome3-xorg.nix
+++ b/nixos/tests/gnome3-xorg.nix
@@ -29,7 +29,7 @@ import ./make-test.nix ({ pkgs, ...} : {
       $machine->waitForUnit("default.target","alice");
 
       # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
       $machine->succeed("su - alice -c 'DISPLAY=:0.0 gnome-terminal &'");
       $machine->succeed("xauth merge ~alice/.Xauthority");
diff --git a/nixos/tests/gnome3.nix b/nixos/tests/gnome3.nix
index b6fe602a7327..ab363efb6a19 100644
--- a/nixos/tests/gnome3.nix
+++ b/nixos/tests/gnome3.nix
@@ -44,7 +44,7 @@ import ./make-test.nix ({ pkgs, ...} : {
       $machine->waitForUnit("default.target","alice");
 
       # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
       # Wait for the wayland server
       $machine->waitForFile("/run/user/1000/wayland-0");
diff --git a/nixos/tests/login.nix b/nixos/tests/login.nix
index 2a7c063d3033..bd8ed23a7b8e 100644
--- a/nixos/tests/login.nix
+++ b/nixos/tests/login.nix
@@ -48,12 +48,12 @@ import ./make-test.nix ({ pkgs, latestKernel ? false, ... }:
       # Check whether systemd gives and removes device ownership as
       # needed.
       subtest "device permissions", sub {
-          $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+          $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
           $machine->sendKeys("alt-f1");
           $machine->waitUntilSucceeds("[ \$(fgconsole) = 1 ]");
-          $machine->fail("getfacl /dev/snd/timer | grep -q alice");
+          $machine->fail("getfacl -p /dev/snd/timer | grep -q alice");
           $machine->succeed("chvt 2");
-          $machine->waitUntilSucceeds("getfacl /dev/snd/timer | grep -q alice");
+          $machine->waitUntilSucceeds("getfacl -p /dev/snd/timer | grep -q alice");
       };
 
       # Log out.
diff --git a/nixos/tests/pantheon.nix b/nixos/tests/pantheon.nix
index c50f77f86173..9888887ee8b5 100644
--- a/nixos/tests/pantheon.nix
+++ b/nixos/tests/pantheon.nix
@@ -42,7 +42,7 @@ import ./make-test.nix ({ pkgs, ...} :
     $machine->waitForWindow(qr/plank/);
 
     # Check that logging in has given the user ownership of devices.
-    $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+    $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
     # Open elementary terminal
     $machine->execute("su - alice -c 'DISPLAY=:0.0 io.elementary.terminal &'");
diff --git a/nixos/tests/plasma5.nix b/nixos/tests/plasma5.nix
index 88d4ff334369..614fc9bf316e 100644
--- a/nixos/tests/plasma5.nix
+++ b/nixos/tests/plasma5.nix
@@ -48,7 +48,7 @@ import ./make-test.nix ({ pkgs, ...} :
     $machine->waitForWindow("^Desktop ");
 
     # Check that logging in has given the user ownership of devices.
-    $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+    $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
     $machine->execute("su - alice -c 'DISPLAY=:0.0 dolphin &'");
     $machine->waitForWindow(" Dolphin");
diff --git a/nixos/tests/xfce.nix b/nixos/tests/xfce.nix
index 6cb4fae2021f..7ff623062d93 100644
--- a/nixos/tests/xfce.nix
+++ b/nixos/tests/xfce.nix
@@ -32,7 +32,7 @@ import ./make-test.nix ({ pkgs, ...} : {
       $machine->sleep(10);
 
       # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
       $machine->succeed("su - alice -c 'DISPLAY=:0.0 xfce4-terminal &'");
       $machine->waitForWindow(qr/Terminal/);
diff --git a/nixos/tests/xfce4-14.nix b/nixos/tests/xfce4-14.nix
index 94378f0c8d34..d9b87b084376 100644
--- a/nixos/tests/xfce4-14.nix
+++ b/nixos/tests/xfce4-14.nix
@@ -14,7 +14,7 @@ import ./make-test.nix ({ pkgs, ...} : {
       services.xserver.desktopManager.xfce4-14.enable = true;
 
       hardware.pulseaudio.enable = true; # needed for the factl test, /dev/snd/* exists without them but udev doesn't care then
-  
+
       virtualisation.memorySize = 1024;
     };
 
@@ -27,7 +27,7 @@ import ./make-test.nix ({ pkgs, ...} : {
       $machine->sleep(10);
 
       # Check that logging in has given the user ownership of devices.
-      $machine->succeed("getfacl /dev/snd/timer | grep -q alice");
+      $machine->succeed("getfacl -p /dev/snd/timer | grep -q alice");
 
       $machine->succeed("su - alice -c 'DISPLAY=:0.0 xfce4-terminal &'");
       $machine->waitForWindow(qr/Terminal/);