diff --git a/spring-cloud-function-stream/src/main/java/org/springframework/cloud/function/stream/StreamListeningFunctionInvoker.java b/spring-cloud-function-stream/src/main/java/org/springframework/cloud/function/stream/StreamListeningFunctionInvoker.java
index 46df7e6ee..e36a4a193 100644
--- a/spring-cloud-function-stream/src/main/java/org/springframework/cloud/function/stream/StreamListeningFunctionInvoker.java
+++ b/spring-cloud-function-stream/src/main/java/org/springframework/cloud/function/stream/StreamListeningFunctionInvoker.java
@@ -169,6 +169,7 @@ public class StreamListeningFunctionInvoker implements SmartInitializingSingleto
 					name = stash(matches.iterator().next());
 				}
 				else {
+					// TODO: do we really want this? Or maybe warn that it is happening?
 					return flux -> balance(matches, flux);
 				}
 			}