diff --git a/dlls/rpcrt4/rpc_message.c b/dlls/rpcrt4/rpc_message.c
index bfd5aece881..03e07375310 100644
--- a/dlls/rpcrt4/rpc_message.c
+++ b/dlls/rpcrt4/rpc_message.c
@@ -301,6 +301,12 @@ NCA_STATUS RPC2NCA_STATUS(RPC_STATUS status)
     case RPC_S_INVALID_BOUND:               return NCA_S_FAULT_INVALID_BOUND;
     case RPC_S_PROCNUM_OUT_OF_RANGE:        return NCA_S_OP_RNG_ERROR;
     case RPC_X_SS_HANDLES_MISMATCH:         return NCA_S_FAULT_CONTEXT_MISMATCH;
+    case RPC_S_CALL_CANCELLED:              return NCA_S_FAULT_CANCEL;
+    case RPC_S_COMM_FAILURE:                return NCA_S_COMM_FAILURE;
+    case RPC_X_WRONG_PIPE_ORDER:            return NCA_S_FAULT_PIPE_ORDER;
+    case RPC_X_PIPE_CLOSED:                 return NCA_S_FAULT_PIPE_CLOSED;
+    case RPC_X_PIPE_DISCIPLINE_ERROR:       return NCA_S_FAULT_PIPE_DISCIPLINE;
+    case RPC_X_PIPE_EMPTY:                  return NCA_S_FAULT_PIPE_EMPTY;
     case STATUS_FLOAT_DIVIDE_BY_ZERO:       return NCA_S_FAULT_FP_DIV_ZERO;
     case STATUS_FLOAT_INVALID_OPERATION:    return NCA_S_FAULT_FP_ERROR;
     case STATUS_FLOAT_OVERFLOW:             return NCA_S_FAULT_FP_OVERFLOW;
@@ -1013,6 +1019,7 @@ static inline BOOL is_hard_error(RPC_STATUS status)
     case RPC_S_PROTOCOL_ERROR:
     case RPC_S_CALL_FAILED:
     case RPC_S_CALL_FAILED_DNE:
+    case RPC_S_SEC_PKG_ERROR:
         return TRUE;
     default:
         return FALSE;