diff --git a/build.gradle b/build.gradle
index 20123159..d255ccf0 100644
--- a/build.gradle
+++ b/build.gradle
@@ -144,7 +144,7 @@ dependencies {
 
     // monitoring
     implementation 'io.micronaut.micrometer:micronaut-micrometer-registry-prometheus:5.13.1'
-    implementation 'org.springframework.boot:spring-boot-starter-actuator:3.5.8'
+    implementation 'org.springframework.boot:spring-boot-starter-actuator:4.0.3'
 }
 
 compileJava {