diff --git a/simba/pom.xml b/simba/pom.xml
index afb579b..4be0cc0 100644
--- a/simba/pom.xml
+++ b/simba/pom.xml
@@ -36,7 +36,7 @@
 		<jdom.version>1.1</jdom.version>
 		<mail.version>1.4.4</mail.version>
 		<solr.version>6.1.0</solr.version>
-		<xstream.version>1.4.2</xstream.version>
+		<xstream.version>1.4.19</xstream.version>
 		<pinyin4j.version>2.5.0</pinyin4j.version>
 		<jxl.version>2.5.7</jxl.version>
 		<poi-ooxml.version>3.12</poi-ooxml.version>