diff --git a/spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/config/FunctionContextUtils.java b/spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/config/FunctionContextUtils.java
index 9a0acd3e2..7a4277da7 100644
--- a/spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/config/FunctionContextUtils.java
+++ b/spring-cloud-function-context/src/main/java/org/springframework/cloud/function/context/config/FunctionContextUtils.java
@@ -80,7 +80,7 @@ public abstract class FunctionContextUtils {
 			if (!(t instanceof ParameterizedType) && definition.hasBeanClass()) {
 				return FunctionTypeUtils.discoverFunctionTypeFromClass(definition.getBeanClass());
 			}
-			return param;
+			return t;
 		}
 	}