diff --git a/src/node/examples/stock.proto b/src/node/examples/stock.proto
index de7ee939e242597b08253c569c4d96c4a34f76a3..5ee2bcbce66cbc72ad3bb2d533c634c0c1b8c8ad 100644
--- a/src/node/examples/stock.proto
+++ b/src/node/examples/stock.proto
@@ -34,7 +34,7 @@ package examples;
 // Protocol type definitions
 message StockRequest {
   string symbol = 1;
-  int32 num_trades_to_watch = 2 [default=0];
+  int32 num_trades_to_watch = 2;
 }
 
 message StockReply {