diff --git a/SBOLCanvasBackend/pom.xml b/SBOLCanvasBackend/pom.xml
index 864b961d..cf30c957 100644
--- a/SBOLCanvasBackend/pom.xml
+++ b/SBOLCanvasBackend/pom.xml
@@ -166,7 +166,7 @@
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
       <artifactId>httpclient</artifactId>
-      <version>4.5.1</version>
+      <version>4.5.13</version>
     </dependency>
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>