diff --git a/spring-integration-http/src/main/java/org/springframework/integration/http/outbound/AbstractHttpRequestExecutingMessageHandler.java b/spring-integration-http/src/main/java/org/springframework/integration/http/outbound/AbstractHttpRequestExecutingMessageHandler.java
index b36ad1e93b..b091b288c4 100644
--- a/spring-integration-http/src/main/java/org/springframework/integration/http/outbound/AbstractHttpRequestExecutingMessageHandler.java
+++ b/spring-integration-http/src/main/java/org/springframework/integration/http/outbound/AbstractHttpRequestExecutingMessageHandler.java
@@ -471,7 +471,8 @@ public abstract class AbstractHttpRequestExecutingMessageHandler extends Abstrac
 				if (value.getClass().isArray()) {
 					value = CollectionUtils.arrayToList(value);
 				}
-				if (value instanceof Collection<?> cValues) {
+				if (value instanceof Collection) {
+					Collection<?> cValues = (Collection<?>) value;
 					for (Object cValue : cValues) {
 						if (cValue != null && !(cValue instanceof String)) {
 							return true;