diff --git a/requirements/requirements_dep.txt b/requirements/requirements_dep.txt
index cfb269e0..797c3ce0 100644
--- a/requirements/requirements_dep.txt
+++ b/requirements/requirements_dep.txt
@@ -11,7 +11,7 @@
 aiosignal==1.3.1
 ###################################
 # stix2-patterns -> antlr4-python3-runtime
-antlr4-python3-runtime==4.9.3
+antlr4-python3-runtime==4.13.1
 ###################################
 # stix2-validator -> appdirs
 # requests-cache -> appdirs