diff --git a/tst/memfs/memfs.cpp b/tst/memfs/memfs.cpp
index d19103fc..7d765b46 100644
--- a/tst/memfs/memfs.cpp
+++ b/tst/memfs/memfs.cpp
@@ -2052,6 +2052,7 @@ NTSTATUS MemfsCreateFunnel(
 #if defined(MEMFS_CONTROL)
     VolumeParams.DeviceControl = 1;
 #endif
+    VolumeParams.AllowOpenInKernelMode = 1;
     if (0 != VolumePrefix)
         wcscpy_s(VolumeParams.Prefix, sizeof VolumeParams.Prefix / sizeof(WCHAR), VolumePrefix);
     wcscpy_s(VolumeParams.FileSystemName, sizeof VolumeParams.FileSystemName / sizeof(WCHAR),