diff --git a/pom.xml b/pom.xml
index 0697d73d63..d3e4a94f79 100644
--- a/pom.xml
+++ b/pom.xml
@@ -406,7 +406,7 @@
 
     <!-- logging libraries -->
     <slf4j.version>1.7.2</slf4j.version>
-    <logback.version>1.0.7</logback.version>
+    <logback.version>1.0.9</logback.version>
 
     <servlet.version>2.5</servlet.version>
     <guice.version>3.0</guice.version>