diff --git a/spring-reactive-modules/spring-reactive-exceptions/src/main/resources/application.yaml b/spring-reactive-modules/spring-reactive-exceptions/src/main/resources/application.yaml
index 935ab2a263..50bcbff433 100644
--- a/spring-reactive-modules/spring-reactive-exceptions/src/main/resources/application.yaml
+++ b/spring-reactive-modules/spring-reactive-exceptions/src/main/resources/application.yaml
@@ -1,3 +1,7 @@
+spring:
+  codec:
+    max-in-memory-size: 500KB
+
 server:
   port: 8080
 host: http://localhost:${server.port}