diff --git a/dll/win32/rpcrt4/rpcrt4.spec b/dll/win32/rpcrt4/rpcrt4.spec
index 77b0e8d9c09..6b3d4b4b7af 100644
--- a/dll/win32/rpcrt4/rpcrt4.spec
+++ b/dll/win32/rpcrt4/rpcrt4.spec
@@ -267,7 +267,8 @@
 267 stdcall NdrSendReceive(ptr ptr)
 268 stdcall NdrServerCall2(ptr)
 269 stdcall NdrServerCall(ptr)
-270 stdcall NdrServerContextMarshall(ptr ptr long)
+@ stdcall -arch=x86_64 NdrServerCallAll(ptr)
+270 stdcall NdrServerContextMarshall(ptr ptr ptr)
 271 stdcall NdrServerContextNewMarshall(ptr ptr ptr ptr)
 272 stdcall NdrServerContextNewUnmarshall(ptr ptr)
 273 stdcall NdrServerContextUnmarshall(ptr)
@@ -405,8 +406,8 @@
 405 stdcall RpcMgmtWaitServerListen()
 406 stdcall RpcNetworkInqProtseqsA(ptr)
 407 stdcall RpcNetworkInqProtseqsW(ptr)
-408 stdcall RpcNetworkIsProtseqValidA(ptr)
-409 stdcall RpcNetworkIsProtseqValidW(ptr)
+408 stdcall RpcNetworkIsProtseqValidA(str)
+409 stdcall RpcNetworkIsProtseqValidW(wstr)
 410 stub RpcNsBindingInqEntryNameA
 411 stub RpcNsBindingInqEntryNameW
 412 stub RpcObjectInqType
diff --git a/sdk/include/psdk/rpcndr.h b/sdk/include/psdk/rpcndr.h
index 1380c81f51f..52e24b18472 100644
--- a/sdk/include/psdk/rpcndr.h
+++ b/sdk/include/psdk/rpcndr.h
@@ -682,6 +682,8 @@ RPCRTAPI void RPC_ENTRY
   NdrServerCall2( PRPC_MESSAGE pRpcMsg );
 RPCRTAPI void RPC_ENTRY
   NdrServerCall( PRPC_MESSAGE pRpcMsg );
+RPCRTAPI void RPC_ENTRY
+  NdrServerCallAll( PRPC_MESSAGE pRpcMsg );
 RPCRTAPI void RPC_ENTRY
   NdrAsyncServerCall( PRPC_MESSAGE pRpcMsg );