diff --git a/gradle.lockfile b/gradle.lockfile
index 26c1172..46fbbee 100644
--- a/gradle.lockfile
+++ b/gradle.lockfile
@@ -1,8 +1,8 @@
 # This is a Gradle generated file for dependency locking.
 # Manual edits can break the build and are not advised.
 # This file is expected to be part of source control.
-ch.qos.logback:logback-classic:1.5.8=testRuntimeClasspath
-ch.qos.logback:logback-core:1.5.8=testRuntimeClasspath
+ch.qos.logback:logback-classic:1.5.9=testRuntimeClasspath
+ch.qos.logback:logback-core:1.5.9=testRuntimeClasspath
 com.fasterxml.jackson.core:jackson-annotations:2.10.3=compileClasspath,runtimeClasspath,testCompileClasspath,testRuntimeClasspath
 com.github.docker-java:docker-java-api:3.4.0=compileClasspath,runtimeClasspath,testCompileClasspath,testRuntimeClasspath
 com.github.docker-java:docker-java-transport-zerodep:3.4.0=compileClasspath,runtimeClasspath,testCompileClasspath,testRuntimeClasspath