diff --git a/pom.xml b/pom.xml
index f42091a..8713355 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
 		<maven.compiler.target>${java.version}</maven.compiler.target>
 		<poi.version>4.0.1</poi.version>
 		<lang3.version>3.9</lang3.version>
-		<logback.version>1.2.3</logback.version>
+		<logback.version>1.2.9</logback.version>
 		<slf4j.version>1.7.25</slf4j.version>
 		<jackson.version>2.9.9</jackson.version>
 		<junit.jupiter.version>5.4.2</junit.jupiter.version>