diff --git a/cti-generator/requirements.txt b/cti-generator/requirements.txt
index a10672f..28fc68a 100644
--- a/cti-generator/requirements.txt
+++ b/cti-generator/requirements.txt
@@ -1,2 +1,2 @@
 stix2==3.0.0
-markdown==3.3.4
+markdown==3.8.1