diff --git a/lib/build.gradle b/lib/build.gradle
index 698bdf0..fdf9625 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -17,7 +17,7 @@ repositories {
 
 dependencies {
     testImplementation 'org.junit.jupiter:junit-jupiter:5.10.2'
-    testImplementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.23.0'
+    testImplementation 'org.apache.logging.log4j:log4j-slf4j-impl:2.23.1'
     testImplementation 'fi.protonode:certy:0.3.1'
 
     // Following warning is printed with JDK17