diff --git a/build.sbt b/build.sbt
index ae1659f..362858b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -23,7 +23,7 @@ val CompileAndTest = "compile->compile;test->test"
 val parserCombinatorsVersion = "2.4.0"
 val avsCommonsVersion = "2.25.0"
 val slf4jVersion = "2.0.17"
-val logbackVersion = "1.5.21" // Tests only
+val logbackVersion = "1.5.23" // Tests only
 val commonsLang3Version = "3.20.0"
 val commonsCodecVersion = "1.20.0"
 val guavaVersion = "33.5.0-jre"