diff --git a/lib/build.gradle.kts b/lib/build.gradle.kts
index 4bff173..2da3508 100644
--- a/lib/build.gradle.kts
+++ b/lib/build.gradle.kts
@@ -49,7 +49,7 @@ dependencies {
 
     implementation(platform("io.insert-koin:koin-bom:4.1.1"))
     implementation("io.insert-koin:koin-core:4.1.1")
-    implementation("ch.qos.logback:logback-classic:1.5.19")
+    implementation("ch.qos.logback:logback-classic:1.5.20")
     implementation("net.logstash.logback:logstash-logback-encoder:8.1")
     implementation("io.ktor:ktor-client-core:$ktorVersion")
     implementation("io.ktor:ktor-client-cio:$ktorVersion")
diff --git a/sample/sample-java/build.gradle.kts b/sample/sample-java/build.gradle.kts
index df643bb..4b4c329 100644
--- a/sample/sample-java/build.gradle.kts
+++ b/sample/sample-java/build.gradle.kts
@@ -18,5 +18,5 @@ repositories {
 dependencies {
     implementation(project(":lib"))
     implementation("org.slf4j:slf4j-api:2.0.17")
-    implementation("ch.qos.logback:logback-classic:1.5.19")
+    implementation("ch.qos.logback:logback-classic:1.5.20")
 }
diff --git a/sample/sample-kotlin/build.gradle.kts b/sample/sample-kotlin/build.gradle.kts
index 480519d..f3a8b4b 100644
--- a/sample/sample-kotlin/build.gradle.kts
+++ b/sample/sample-kotlin/build.gradle.kts
@@ -28,7 +28,7 @@ repositories {
 dependencies {
     implementation(project(":lib"))
     implementation("org.slf4j:slf4j-api:2.0.17")
-    implementation("ch.qos.logback:logback-classic:1.5.19")
+    implementation("ch.qos.logback:logback-classic:1.5.20")
     implementation("net.logstash.logback:logstash-logback-encoder:8.1")
     implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.7.1-0.6.x-compat")
     implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2")