diff --git a/nerve/converter/converter-lib/pom.xml b/nerve/converter/converter-lib/pom.xml
index d7bcf21ee..2db58e855 100644
--- a/nerve/converter/converter-lib/pom.xml
+++ b/nerve/converter/converter-lib/pom.xml
@@ -261,7 +261,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.6</version>
+            <version>4.5.13</version>
             <exclusions>
                 <exclusion>
                     <artifactId>commons-codec</artifactId>