diff --git a/requirements/requirements_dep.txt b/requirements/requirements_dep.txt
index ce4baa8b..262dc856 100644
--- a/requirements/requirements_dep.txt
+++ b/requirements/requirements_dep.txt
@@ -96,7 +96,7 @@ rfc3986-validator==0.1.1
 rpds-py==0.24.0
 ###################################
 # stix2-validator -> simplejson
-simplejson==3.20.1
+simplejson==3.20.2
 ###################################
 # vcrpy -> six
 # pyopenssl -> six