diff --git a/pom.xml b/pom.xml
index 3fd261f..40b24cd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 
     <properties>
         <ch.raffael.pegdown-doclet.version>1.3</ch.raffael.pegdown-doclet.version>
-        <com.fasterxml.jackson.version>2.9.9</com.fasterxml.jackson.version>
+        <com.fasterxml.jackson.version>2.12.6.1</com.fasterxml.jackson.version>
         <org.antlr.version>4.7</org.antlr.version>
         <org.apache.maven.version>3.6.0</org.apache.maven.version>
         <org.glassfish.jersey.version>2.28</org.glassfish.jersey.version>