diff --git a/pom.xml b/pom.xml
index 48b32e9..ccfc59d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
         <spring.version>5.1.1.RELEASE</spring.version>
         <groovy.version>2.5.6</groovy.version>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
         <slf4j.version>1.7.26</slf4j.version>
 
         <spring-data-jpa.version>2.1.5.RELEASE</spring-data-jpa.version>