diff --git a/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadService.java b/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadService.java
index 13f567282..39decfe81 100644
--- a/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadService.java
+++ b/springwolf-core/src/main/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadService.java
@@ -44,7 +44,7 @@ public NamedSchemaObject extractSchema(AsyncOperation operationData, Method meth
         return payloadType.map((type) -> buildSchema(contentType, type)).orElseGet(this::useUnusedPayload);
     }
 
-    public NamedSchemaObject buildSchema(Class<?> payloadType) {
+    private NamedSchemaObject buildSchema(Class<?> payloadType) {
         String contentType = properties.getDocket().getDefaultContentType();
 
         return buildSchema(contentType, payloadType);
@@ -59,6 +59,12 @@ private NamedSchemaObject buildSchema(String contentType, Class<?> payloadType)
         return new NamedSchemaObject(componentsSchemaName, schema);
     }
 
+    public String extractSchemaForName(Class<?> payloadType) {
+        String contentType = properties.getDocket().getDefaultContentType();
+
+        return this.componentsService.registerSchema(payloadType, contentType);
+    }
+
     private NamedSchemaObject useUnusedPayload() {
         this.componentsService.registerSchema(PAYLOAD_NOT_USED.schema());
         return PAYLOAD_NOT_USED;
diff --git a/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadServiceTest.java b/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadServiceTest.java
index 42b5299f1..ba79d0c29 100644
--- a/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadServiceTest.java
+++ b/springwolf-core/src/test/java/io/github/springwolf/core/asyncapi/scanners/common/payload/PayloadServiceTest.java
@@ -5,6 +5,7 @@
 import io.github.springwolf.core.asyncapi.annotations.AsyncMessage;
 import io.github.springwolf.core.asyncapi.annotations.AsyncOperation;
 import io.github.springwolf.core.asyncapi.components.ComponentsService;
+import io.github.springwolf.core.configuration.properties.SpringwolfConfigProperties;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.InjectMocks;
@@ -20,6 +21,7 @@
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
 import static org.mockito.Mockito.when;
 
 @ExtendWith(MockitoExtension.class)
@@ -31,6 +33,12 @@ class PayloadServiceTest {
     @Mock
     private ComponentsService componentsService;
 
+    @Mock
+    private SpringwolfConfigProperties.ConfigDocket docket;
+
+    @Mock
+    private SpringwolfConfigProperties properties;
+
     @InjectMocks
     private PayloadService payloadService;
 
@@ -59,7 +67,7 @@ public void shouldUsePayloadFromAsyncOperationAnnotation() {
     }
 
     @Test
-    public void shouldExtractPayloadFromMethod() {
+    public void shouldExtractPayloadFromMethodWithAnnotation() {
         // given
         AsyncMessage asyncMessage = mock(AsyncMessage.class);
         when(asyncMessage.contentType()).thenReturn("application/json");
@@ -85,6 +93,29 @@ public void shouldExtractPayloadFromMethod() {
         assertThat(result.schema()).isEqualTo(schemaObject);
     }
 
+    @Test
+    public void shouldExtractPayloadFromMethod() {
+        // given
+        when(properties.getDocket()).thenReturn(docket);
+        when(docket.getDefaultContentType()).thenReturn("application/json");
+
+        Method method = mock(Method.class);
+        when(payloadClassExtractor.extractFrom(method)).thenReturn(Optional.of(String.class));
+
+        String schemaName = "my-schema-name";
+        when(componentsService.registerSchema(any(), any())).thenReturn(schemaName);
+
+        SchemaObject schemaObject = SchemaObject.builder().build();
+        when(componentsService.resolveSchema(schemaName)).thenReturn(schemaObject);
+
+        // when
+        var result = payloadService.extractSchema(method);
+
+        // then
+        assertThat(result.name()).isEqualTo(schemaName);
+        assertThat(result.schema()).isEqualTo(schemaObject);
+    }
+
     @Test
     public void shouldReturnPayloadNotUsed() {
         // given
@@ -107,4 +138,21 @@ public void shouldReturnPayloadNotUsed() {
         assertThat(result.schema().getDescription()).isEqualTo("No payload specified");
         verify(componentsService).registerSchema(PAYLOAD_NOT_USED.schema());
     }
+
+    @Test
+    public void shouldExtractSchemaForInteger() {
+        // given
+        when(properties.getDocket()).thenReturn(docket);
+        when(docket.getDefaultContentType()).thenReturn("application/json");
+
+        String schemaName = "my-schema-name";
+        when(componentsService.registerSchema(any(), any())).thenReturn(schemaName);
+
+        // when
+        var result = payloadService.extractSchemaForName(Integer.class);
+
+        // then
+        assertThat(result).isEqualTo(schemaName);
+        verifyNoMoreInteractions(componentsService);
+    }
 }
diff --git a/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/channels/CloudStreamFunctionChannelsScanner.java b/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/channels/CloudStreamFunctionChannelsScanner.java
index 299b7ed5d..b52678904 100644
--- a/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/channels/CloudStreamFunctionChannelsScanner.java
+++ b/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/channels/CloudStreamFunctionChannelsScanner.java
@@ -84,7 +84,7 @@ private Map.Entry<String, ChannelObject> toChannelEntry(FunctionalChannelBeanDat
 
     private ChannelObject buildChannel(FunctionalChannelBeanData beanData) {
         Class<?> payloadType = beanData.payloadType();
-        String modelName = payloadService.buildSchema(payloadType).name();
+        String modelName = payloadService.extractSchemaForName(payloadType);
         String headerModelName = componentsService.registerSchema(AsyncHeadersNotDocumented.NOT_DOCUMENTED);
 
         var messagePayload = MessagePayload.of(MultiFormatSchema.builder()
diff --git a/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/operations/CloudStreamFunctionOperationsScanner.java b/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/operations/CloudStreamFunctionOperationsScanner.java
index ecd1517c3..40c3dde59 100644
--- a/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/operations/CloudStreamFunctionOperationsScanner.java
+++ b/springwolf-plugins/springwolf-cloud-stream-plugin/src/main/java/io/github/springwolf/plugins/cloudstream/asyncapi/scanners/operations/CloudStreamFunctionOperationsScanner.java
@@ -80,7 +80,7 @@ private Map.Entry<String, Operation> toOperationEntry(FunctionalChannelBeanData
 
     private Operation buildOperation(FunctionalChannelBeanData beanData, String channelName) {
         Class<?> payloadType = beanData.payloadType();
-        String modelName = payloadService.buildSchema(payloadType).name();
+        String modelName = payloadService.extractSchemaForName(payloadType);
         String headerModelName = componentsService.registerSchema(AsyncHeadersNotDocumented.NOT_DOCUMENTED);
 
         MessageObject message = MessageObject.builder()