diff --git a/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMerger.java b/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMerger.java
index 4a021f047..b0d33b779 100644
--- a/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMerger.java
+++ b/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMerger.java
@@ -5,6 +5,7 @@
 import io.github.springwolf.asyncapi.v3.model.operation.Operation;
 
 import java.util.Collection;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -62,6 +63,9 @@ private static List<MessageReference> mergeMessageReferences(
         if (otherMessages != null) {
             messageReferences.addAll(otherMessages);
         }
-        return messageReferences.stream().toList();
+
+        return messageReferences.stream()
+                .sorted(Comparator.comparing(MessageReference::getRef))
+                .toList();
     }
 }
diff --git a/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMergerTest.java b/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMergerTest.java
index d45e897dc..6f3ffe1a1 100644
--- a/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMergerTest.java
+++ b/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/operations/OperationMergerTest.java
@@ -122,7 +122,7 @@ void shouldMergeDifferentMessageForSameOperation() {
         // then expectedMessage only includes message1 and message2.
         // Message3 is not included as it is identical in terms of payload type (Message#name) to message 2
         assertThat(mergedOperations).hasSize(1).hasEntrySatisfying(operationId, it -> {
-            assertThat(it.getMessages()).containsExactlyInAnyOrder(messageRef1, messageRef2);
+            assertThat(it.getMessages()).containsExactly(messageRef2, messageRef1);
         });
     }
 
diff --git a/springwolf-examples/springwolf-amqp-example/src/test/resources/asyncapi.json b/springwolf-examples/springwolf-amqp-example/src/test/resources/asyncapi.json
index 8ee46a119..b8005b2ad 100644
--- a/springwolf-examples/springwolf-amqp-example/src/test/resources/asyncapi.json
+++ b/springwolf-examples/springwolf-amqp-example/src/test/resources/asyncapi.json
@@ -349,10 +349,10 @@
       },
       "messages": [
         {
-          "$ref": "#/channels/multi-payload-queue/messages/io.github.springwolf.examples.amqp.dtos.ExamplePayloadDto"
+          "$ref": "#/channels/multi-payload-queue/messages/io.github.springwolf.examples.amqp.dtos.AnotherPayloadDto"
         },
         {
-          "$ref": "#/channels/multi-payload-queue/messages/io.github.springwolf.examples.amqp.dtos.AnotherPayloadDto"
+          "$ref": "#/channels/multi-payload-queue/messages/io.github.springwolf.examples.amqp.dtos.ExamplePayloadDto"
         }
       ]
     }