diff --git a/samples/durable-task-sdks/java/async-http-api/build.gradle b/samples/durable-task-sdks/java/async-http-api/build.gradle
index cf388264..7165caa0 100644
--- a/samples/durable-task-sdks/java/async-http-api/build.gradle
+++ b/samples/durable-task-sdks/java/async-http-api/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'org.springframework.boot' version '3.5.10'
+    id 'org.springframework.boot' version '4.0.2'
     id 'java'
     id 'application'
 }