diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 453d7c4..a5110b6 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -52,7 +52,7 @@ dependencies {
     implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310:2.20.1")
     implementation("com.nimbusds:nimbus-jose-jwt:10.5")
     implementation("io.micrometer:micrometer-registry-prometheus:1.15.5")
-    implementation("net.logstash.logback:logstash-logback-encoder:8.1")
+    implementation("net.logstash.logback:logstash-logback-encoder:9.0")
     implementation("org.apache.kafka:kafka-streams:4.1.0")
     implementation("io.prometheus:prometheus-metrics-tracer-initializer:1.4.2")