diff --git a/build.gradle b/build.gradle
index 1478d2c35..726da847e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -77,7 +77,7 @@ dependencies {
 
     // Logging libraries.
     implementation group: 'org.slf4j', name: 'slf4j-api', version: '2.0.7'
-    implementation group: 'ch.qos.logback', name: 'logback-core', version: '1.4.7'
+    implementation group: 'ch.qos.logback', name: 'logback-core', version: '1.5.6'
     implementation group: 'ch.qos.logback', name: 'logback-classic', version: '1.4.7'
 
     // Line reading libraries.