diff --git a/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/FunctionConfiguration.java b/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/FunctionConfiguration.java
index 267fe9bd8..7f05cb277 100644
--- a/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/FunctionConfiguration.java
+++ b/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/FunctionConfiguration.java
@@ -137,10 +137,10 @@ public class FunctionConfiguration {
 	private final static String SOURCE_PROPERY = "spring.cloud.stream.source";
 
 	@Bean
-	public StreamBridge streamBridgeUtils(FunctionCatalog functionCatalog, FunctionRegistry functionRegistry,
+	public StreamBridge streamBridgeUtils(FunctionCatalog functionCatalog,
 			BindingServiceProperties bindingServiceProperties, ConfigurableApplicationContext applicationContext,
 			@Nullable NewDestinationBindingCallback callback) {
-		return new StreamBridge(functionCatalog, functionRegistry, bindingServiceProperties, applicationContext, callback);
+		return new StreamBridge(functionCatalog, bindingServiceProperties, applicationContext, callback);
 	}
 
 	@Bean
diff --git a/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/StreamBridge.java b/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/StreamBridge.java
index d3025a919..0d8f8e464 100644
--- a/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/StreamBridge.java
+++ b/core/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/function/StreamBridge.java
@@ -82,8 +82,6 @@ public final class StreamBridge implements SmartInitializingSingleton {
 
 	private final FunctionCatalog functionCatalog;
 
-	private final FunctionRegistry functionRegistry;
-
 	private final NewDestinationBindingCallback destinationBindingCallback;
 
 	private BindingServiceProperties bindingServiceProperties;
@@ -101,17 +99,14 @@ public final class StreamBridge implements SmartInitializingSingleton {
 	/**
 	 *
 	 * @param functionCatalog instance of {@link FunctionCatalog}
-	 * @param functionRegistry instance of {@link FunctionRegistry}
 	 * @param bindingServiceProperties instance of {@link BindingServiceProperties}
 	 * @param applicationContext instance of {@link ConfigurableApplicationContext}
 	 */
 	@SuppressWarnings("serial")
-	StreamBridge(FunctionCatalog functionCatalog, FunctionRegistry functionRegistry,
-			BindingServiceProperties bindingServiceProperties, ConfigurableApplicationContext applicationContext,
-			@Nullable NewDestinationBindingCallback destinationBindingCallback) {
+	StreamBridge(FunctionCatalog functionCatalog, BindingServiceProperties bindingServiceProperties,
+		ConfigurableApplicationContext applicationContext, @Nullable NewDestinationBindingCallback destinationBindingCallback) {
 		this.bindingService = applicationContext.getBean(BindingService.class);
 		this.functionCatalog = functionCatalog;
-		this.functionRegistry = functionRegistry;
 		this.applicationContext = applicationContext;
 		this.bindingServiceProperties = bindingServiceProperties;
 		this.destinationBindingCallback = destinationBindingCallback;
@@ -257,13 +252,8 @@ public final class StreamBridge implements SmartInitializingSingleton {
 		}
 		FunctionRegistration<Function<Object, Object>> fr = new FunctionRegistration<>(v -> v, STREAM_BRIDGE_FUNC_NAME);
 		fr.getProperties().put("singleton", "false");
-		this.functionRegistry.register(fr.type(FunctionType.from(Object.class).to(Object.class).message()));
+		((FunctionRegistry) this.functionCatalog).register(fr.type(FunctionType.from(Object.class).to(Object.class).message()));
 		Map<String, DirectWithAttributesChannel> channels = applicationContext.getBeansOfType(DirectWithAttributesChannel.class);
-//		for (Entry<String, DirectWithAttributesChannel> channelEntry : channels.entrySet()) {
-//			if (channelEntry.getValue().getAttribute("type").equals("output")) {
-//				this.channelCache.put(channelEntry.getKey(), channelEntry.getValue());
-//			}
-//		}
 		this.initialized = true;
 	}