diff --git a/pom.xml b/pom.xml
index e3b5ee77a5..39dc5de6be 100644
--- a/pom.xml
+++ b/pom.xml
@@ -427,7 +427,7 @@
   <properties>
     <mokito.version>1.8.5</mokito.version>
     <junit.version>4.10</junit.version>
-    <slf4j.version>1.6.3</slf4j.version>
+    <slf4j.version>1.6.4</slf4j.version>
     <servlet.version>2.5</servlet.version>
     <guice.version>3.0</guice.version>
     <jersey.version>1.9.1</jersey.version>