diff --git a/antlr4-formatter-standalone/pom.xml b/antlr4-formatter-standalone/pom.xml
index 340bbbe..0ddcfb0 100644
--- a/antlr4-formatter-standalone/pom.xml
+++ b/antlr4-formatter-standalone/pom.xml
@@ -12,7 +12,7 @@
 
 	<properties>
 		<commons-cli.version>1.5.0</commons-cli.version>
-		<logback.version>1.5.6</logback.version>
+		<logback.version>1.5.9</logback.version>
 	</properties>
 
 	<dependencies>