diff --git a/UsbDk/FilterDevice.cpp b/UsbDk/FilterDevice.cpp
index 99e99fd..daba0aa 100644
--- a/UsbDk/FilterDevice.cpp
+++ b/UsbDk/FilterDevice.cpp
@@ -23,7 +23,7 @@ public:
     CUsbDkFilterDeviceInit(const CUsbDkFilterDeviceInit&) = delete;
     CUsbDkFilterDeviceInit& operator= (const CUsbDkFilterDeviceInit&) = delete;
 private:
-    static CUsbDkFilterDevice::CStrategist &Strategy(WDFDEVICE Device) const
+    static CUsbDkFilterDevice::CStrategist &Strategy(WDFDEVICE Device)
     { return UsbDkFilterGetContext(Device)->UsbDkFilter->m_Strategy; }
 };
 
@@ -35,6 +35,9 @@ NTSTATUS CUsbDkFilterDeviceInit::Configure()
     SetPowerCallbacks([](_In_ WDFDEVICE Device)
                       { return Strategy(Device)->MakeAvailable(); });
 
+    SetIoInCallerContextCallback([](_In_ WDFDEVICE Device, WDFREQUEST  Request)
+                                 { return Strategy(Device)->IoInCallerContext(Device, Request); });
+
     auto status = SetPreprocessCallback([](_In_ WDFDEVICE Device, _Inout_  PIRP Irp)
                                         { return Strategy(Device)->PNPPreProcess(Irp); },
                                         IRP_MJ_PNP);
diff --git a/UsbDk/FilterStrategy.cpp b/UsbDk/FilterStrategy.cpp
index 3b9a5f4..1bdddfa 100644
--- a/UsbDk/FilterStrategy.cpp
+++ b/UsbDk/FilterStrategy.cpp
@@ -10,6 +10,15 @@ NTSTATUS CUsbDkFilterStrategy::PNPPreProcess(PIRP Irp)
     return WdfDeviceWdmDispatchPreprocessedIrp(m_Owner->WdfObject(), Irp);
 }
 
+void CUsbDkFilterStrategy::IoInCallerContext(WDFDEVICE Device, WDFREQUEST Request)
+{
+    auto status = WdfDeviceEnqueueRequest(Device, Request);
+    if (!NT_SUCCESS(status))
+    {
+        WdfRequestComplete(Request, status);
+    }
+}
+
 NTSTATUS CUsbDkFilterStrategy::Create(CUsbDkFilterDevice *Owner)
 {
     m_Owner = Owner;
diff --git a/UsbDk/FilterStrategy.h b/UsbDk/FilterStrategy.h
index bba9142..15dfaec 100644
--- a/UsbDk/FilterStrategy.h
+++ b/UsbDk/FilterStrategy.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include "ntddk.h"
+#include "wdf.h"
 #include "Alloc.h"
 #include "UsbDkUtil.h"
 
@@ -14,6 +15,7 @@ public:
     virtual NTSTATUS Create(CUsbDkFilterDevice *Owner);
     virtual void Delete();
     virtual NTSTATUS PNPPreProcess(PIRP Irp);
+    virtual void IoInCallerContext(WDFDEVICE Device, WDFREQUEST Request);
 
     virtual NTSTATUS MakeAvailable() = 0;