diff --git a/biosolr-annotator/solr-ontology-updateprocessor/pom.xml b/biosolr-annotator/solr-ontology-updateprocessor/pom.xml
index 41444687..83ed65ce 100644
--- a/biosolr-annotator/solr-ontology-updateprocessor/pom.xml
+++ b/biosolr-annotator/solr-ontology-updateprocessor/pom.xml
@@ -15,7 +15,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<solr.version>5.3.1</solr.version>
 		<owlapi.version>3.5.2</owlapi.version>
-		<jackson.version>2.5.4</jackson.version>
+		<jackson.version>2.12.1</jackson.version>
 		<guava.version>18.0</guava.version>
 	</properties>