diff --git a/build.sbt b/build.sbt
index 80bc62a..b405f29 100644
--- a/build.sbt
+++ b/build.sbt
@@ -101,7 +101,7 @@ lazy val anghammarad = project
       "com.vladsch.flexmark" % "flexmark-ext-tables" % flexmarkVersion,
       "com.vladsch.flexmark" % "flexmark-util" % flexmarkVersion,
       "com.typesafe.scala-logging" %% "scala-logging" % scalaLoggingVersion,
-      "ch.qos.logback" % "logback-classic" % "1.4.12",
+      "ch.qos.logback" % "logback-classic" % "1.4.13",
       "org.scalatest" %% "scalatest" % scalaTestVersion % Test
     ),
     publish / skip := true,