diff --git a/src/backends/native/meta-backend-native.c b/src/backends/native/meta-backend-native.c
index 82965a678..66ff7d0b3 100644
--- a/src/backends/native/meta-backend-native.c
+++ b/src/backends/native/meta-backend-native.c
@@ -592,9 +592,6 @@ add_drm_device (MetaBackendNative  *backend_native,
   if (meta_is_udev_device_disable_modifiers (device))
     flags |= META_KMS_DEVICE_FLAG_DISABLE_MODIFIERS;
 
-  if (meta_is_udev_device_disable_client_modifiers (device))
-    flags |= META_KMS_DEVICE_FLAG_DISABLE_CLIENT_MODIFIERS;
-
   if (meta_is_udev_device_preferred_primary (device))
     flags |= META_KMS_DEVICE_FLAG_PREFERRED_PRIMARY;
 
diff --git a/src/backends/native/meta-udev.c b/src/backends/native/meta-udev.c
index c9b0fc74e..0a9ed5fd1 100644
--- a/src/backends/native/meta-udev.c
+++ b/src/backends/native/meta-udev.c
@@ -102,13 +102,6 @@ meta_is_udev_device_disable_modifiers (GUdevDevice *device)
                                    "mutter-device-disable-kms-modifiers");
 }
 
-gboolean
-meta_is_udev_device_disable_client_modifiers (GUdevDevice *device)
-{
-  return meta_has_udev_device_tag (device,
-                                   "mutter-device-disable-client-modifiers");
-}
-
 gboolean
 meta_is_udev_device_ignore (GUdevDevice *device)
 {
diff --git a/src/backends/native/meta-udev.h b/src/backends/native/meta-udev.h
index 49e06f14a..6b3e7552f 100644
--- a/src/backends/native/meta-udev.h
+++ b/src/backends/native/meta-udev.h
@@ -35,8 +35,6 @@ gboolean meta_is_udev_device_boot_vga (GUdevDevice *device);
 
 gboolean meta_is_udev_device_disable_modifiers (GUdevDevice *device);
 
-gboolean meta_is_udev_device_disable_client_modifiers (GUdevDevice *device);
-
 gboolean meta_is_udev_device_ignore (GUdevDevice *device);
 
 gboolean meta_is_udev_test_device (GUdevDevice *device);