diff --git a/include/wintrust.h b/include/wintrust.h
index 7a364a7..b6c8785 100644
--- a/include/wintrust.h
+++ b/include/wintrust.h
@@ -317,7 +317,7 @@
 BOOL      WINAPI WintrustRemoveActionID(GUID*);
 BOOL      WINAPI WintrustLoadFunctionPointers(GUID*,CRYPT_PROVIDER_FUNCTIONS*);
 void      WINAPI WintrustGetRegPolicyFlags(DWORD*);
-LONG      WINAPI WinVerifyTrust(HWND,GUID*,WINTRUST_DATA*);
+LONG      WINAPI WinVerifyTrust(HWND,GUID*,LPVOID);
 HRESULT   WINAPI WinVerifyTrustEx(HWND,GUID*,WINTRUST_DATA*);
 
 CRYPT_PROVIDER_SGNR * WINAPI WTHelperGetProvSignerFromChain(