diff --git a/reactos/dll/win32/sfc_os/sfc_os.c b/reactos/dll/win32/sfc_os/sfc_os.c
index 05125ac0dbf..84fb96bace6 100644
--- a/reactos/dll/win32/sfc_os/sfc_os.c
+++ b/reactos/dll/win32/sfc_os/sfc_os.c
@@ -23,6 +23,13 @@
 
 HINSTANCE hLibModule;
 
+typedef struct _PROTECTED_FILE_DATA
+{
+    WCHAR FileName[MAX_PATH];
+    DWORD FileNumber;
+} PROTECTED_FILE_DATA, *PPROTECTED_FILE_DATA;
+
+
 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 {
     switch (fdwReason)
@@ -119,3 +126,19 @@ BOOL WINAPI SfcIsKeyProtected(HKEY hKey, LPCWSTR lpSubKey, REGSAM samDesired)
     return FALSE;
 }
 
+/******************************************************************
+ *              SfcGetNextProtectedFile     [sfc_os.@]
+ */
+BOOL WINAPI SfcGetNextProtectedFile(HANDLE RpcHandle, PPROTECTED_FILE_DATA ProtFileData)
+{
+    if (!ProtFileData)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
+
+    UNIMPLEMENTED;
+    SetLastError(ERROR_NO_MORE_FILES);
+    return FALSE;
+}
+
diff --git a/reactos/dll/win32/sfc_os/sfc_os.spec b/reactos/dll/win32/sfc_os/sfc_os.spec
index b5a079e2d2a..0fa440aff08 100644
--- a/reactos/dll/win32/sfc_os/sfc_os.spec
+++ b/reactos/dll/win32/sfc_os/sfc_os.spec
@@ -5,7 +5,7 @@
 @ stub sfc_os_5
 @ stub sfc_os_6
 @ stub sfc_os_7
-@ stub SfcGetNextProtectedFile
+@ stdcall SfcGetNextProtectedFile(ptr ptr)
 @ stdcall SfcIsFileProtected(ptr wstr)
 @ stdcall SfcIsKeyProtected(long wstr long)
 @ stub SfcWLEventLogoff