diff --git a/pom.xml b/pom.xml
index 985849e..4ba14fa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
     <lucene.version>7.1.0</lucene.version>
     <jena.version>4.2.0</jena.version>
     <checkstyle.plugin.version>3.1.1</checkstyle.plugin.version>
-    <logback.version>1.2.0</logback.version>
+    <logback.version>1.2.13</logback.version>
     <micrometer.version>1.5.5</micrometer.version>
     <mockito.version>2.22.0</mockito.version>
     <slf4j.version>1.7.10</slf4j.version>