diff --git a/samples/cachingfs/caching_fs_test.go b/samples/cachingfs/caching_fs_test.go
index 20e13df..d570a08 100644
--- a/samples/cachingfs/caching_fs_test.go
+++ b/samples/cachingfs/caching_fs_test.go
@@ -60,7 +60,7 @@ func (t *cachingFSTest) setUp(
 	AssertEq(nil, err)
 
 	// Mount it.
-	t.mfs, err = fuse.Mount(t.dir, t.fs)
+	t.mfs, err = fuse.Mount(t.dir, t.fs, &fuse.MountConfig{})
 	AssertEq(nil, err)
 
 	err = t.mfs.WaitForReady(context.Background())
diff --git a/samples/hellofs/hello_fs_test.go b/samples/hellofs/hello_fs_test.go
index a871916..fe1df85 100644
--- a/samples/hellofs/hello_fs_test.go
+++ b/samples/hellofs/hello_fs_test.go
@@ -65,7 +65,7 @@ func (t *HelloFSTest) SetUp(ti *TestInfo) {
 		Clock: &t.clock,
 	}
 
-	if t.mfs, err = fuse.Mount(mountPoint, fs); err != nil {
+	if t.mfs, err = fuse.Mount(mountPoint, fs, &fuse.MountConfig{}); err != nil {
 		panic("Mount: " + err.Error())
 	}
 
diff --git a/samples/memfs/memfs_test.go b/samples/memfs/memfs_test.go
index 6351234..200b7ec 100644
--- a/samples/memfs/memfs_test.go
+++ b/samples/memfs/memfs_test.go
@@ -27,7 +27,6 @@ import (
 	"testing"
 	"time"
 
-	"github.com/jacobsa/bazilfuse"
 	"github.com/jacobsa/fuse"
 	"github.com/jacobsa/fuse/fusetesting"
 	"github.com/jacobsa/fuse/samples/memfs"
@@ -114,11 +113,9 @@ func (t *MemFSTest) SetUp(ti *TestInfo) {
 	// Mount a file system.
 	fs := memfs.NewMemFS(currentUid(), currentGid(), &t.clock)
 
-	t.mfs, err = fuse.Mount(
-		mountPoint,
-		fs,
-		bazilfuse.DefaultPermissions())
-
+	// TODO(jacobsa): Add a default_permissions field to the config and use it
+	// here.
+	t.mfs, err = fuse.Mount(mountPoint, fs, &fuse.MountConfig{})
 	if err != nil {
 		panic("Mount: " + err.Error())
 	}