diff --git a/quic/test_tools/quic_test_utils.cc b/quic/test_tools/quic_test_utils.cc
index 9afbf98..7a43deb 100644
--- a/quic/test_tools/quic_test_utils.cc
+++ b/quic/test_tools/quic_test_utils.cc
@@ -1058,6 +1058,12 @@
 
 QuicConfig DefaultQuicConfig() {
   QuicConfig config;
+  config.SetInitialMaxStreamDataBytesIncomingBidirectionalToSend(
+      kInitialStreamFlowControlWindowForTest);
+  config.SetInitialMaxStreamDataBytesOutgoingBidirectionalToSend(
+      kInitialStreamFlowControlWindowForTest);
+  config.SetInitialMaxStreamDataBytesUnidirectionalToSend(
+      kInitialStreamFlowControlWindowForTest);
   config.SetInitialStreamFlowControlWindowToSend(
       kInitialStreamFlowControlWindowForTest);
   config.SetInitialSessionFlowControlWindowToSend(