diff --git a/build.gradle b/build.gradle
index 93e274c..a7bdd17 100644
--- a/build.gradle
+++ b/build.gradle
@@ -24,7 +24,7 @@ dependencyManagement {
 dependencies {
   implementation 'com.google.code.findbugs:jsr305:3.0.2'
   implementation 'com.linecorp.armeria:armeria'
-  runtimeOnly 'org.slf4j:slf4j-simple:2.0.14'
+  runtimeOnly 'org.slf4j:slf4j-simple:2.0.15'
   implementation "io.projectreactor.netty:reactor-netty-core:1.1.21"
   implementation "io.projectreactor.netty:reactor-netty-http:1.1.21"
   implementation 'com.google.code.gson:gson:2.11.0'