diff --git a/samples/client/petstore/jaxrs-cxf/pom.xml b/samples/client/petstore/jaxrs-cxf/pom.xml
index 5e6f5059b82..9a68d014a80 100644
--- a/samples/client/petstore/jaxrs-cxf/pom.xml
+++ b/samples/client/petstore/jaxrs-cxf/pom.xml
@@ -165,7 +165,7 @@
     <swagger-core-version>1.5.15</swagger-core-version>
     <jetty-version>9.2.9.v20150224</jetty-version>
     <junit-version>4.12</junit-version>
-    <logback-version>1.1.7</logback-version>
+    <logback-version>1.1.11</logback-version>
     <servlet-api-version>2.5</servlet-api-version>
     <cxf-version>3.1.11</cxf-version>
     <jackson-jaxrs-version>2.8.9</jackson-jaxrs-version>