diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index ac40c5199..859e50cd0 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -70,7 +70,7 @@ ktor-serialization-gson = { module = "io.ktor:ktor-serialization-gson", version.
 ktor-serialization-kotlinx-json = { module = "io.ktor:ktor-serialization-kotlinx-json", version.ref = "ktorVersion" }
 
 licensee-gradle-plugin = "app.cash.licensee:licensee-gradle-plugin:1.12.0"
-logbackClassic = "ch.qos.logback:logback-classic:1.5.6"
+logbackClassic = "ch.qos.logback:logback-classic:1.5.12"
 mockito-kotlin = { module = "org.mockito.kotlin:mockito-kotlin", version.ref = "mockito-kotlin" }
 mockk = { module = "io.mockk:mockk", version.ref = "mockk" }
 
diff --git a/sandbox/build.gradle.kts b/sandbox/build.gradle.kts
index b0edb7a44..20096a91b 100644
--- a/sandbox/build.gradle.kts
+++ b/sandbox/build.gradle.kts
@@ -83,7 +83,7 @@ kotlin {
 
             dependencies {
                 implementation(libs.ktor.client.core.jvm)
-                implementation("ch.qos.logback:logback-classic:1.2.3")
+                implementation("ch.qos.logback:logback-classic:1.5.12")
                 implementation(libs.ktor.client.logging)
                 implementation(libs.ktor.serialization.gson)
                 implementation(libs.ktor.client.cio.jvm)