diff --git a/devslab-kit-demo/build.gradle.kts b/devslab-kit-demo/build.gradle.kts
index 4d9f66a..662daea 100644
--- a/devslab-kit-demo/build.gradle.kts
+++ b/devslab-kit-demo/build.gradle.kts
@@ -25,7 +25,7 @@ dependencies {
     // The devslab-kit starter pulls in the whole platform's auto-configuration —
     // including Swagger UI (springdoc is bundled from 0.2.1), so /swagger-ui and
     // /v3/api-docs come up with no extra dependency.
-    implementation("kr.devslab:devslab-kit-spring-boot-starter:0.3.0")
+    implementation("kr.devslab:devslab-kit-spring-boot-starter:0.4.0")
 
     // devslab-kit is deliberately unopinionated about which Spring starters you
     // bring — a consumer wires the runtime it actually wants. This is the set the