diff --git a/pyproject.toml b/pyproject.toml
index 83e3f57ca88..b4c2a1dce74 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ dependencies = [
   "eql==0.9.19",
   "jsl==0.2.4",
   "jsonschema>=4.21.1",
-  "marko==2.0.3",
+  "marko==2.2.1",
   "marshmallow-dataclass==8.7.1",
   "marshmallow-jsonschema~=0.13.0",
   "marshmallow-union~=0.1.15",