diff --git a/pom.xml b/pom.xml
index 6a0f0bb59..e060a5855 100644
--- a/pom.xml
+++ b/pom.xml
@@ -52,7 +52,7 @@
       <jsp.api.version>2.2</jsp.api.version>
       <json-simple.version>1.1.1</json-simple.version>
       <jstl.version>1.2</jstl.version>
-      <itextpdf.version>5.4.5</itextpdf.version>
+      <itextpdf.version>5.5.12</itextpdf.version>
       <poi.ooxml.version>3.9</poi.ooxml.version>
       <poi.version>3.9</poi.version>
       <struts1.version>[1.3.5,1.3.10]</struts1.version>