diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4b929ca..4ecf26f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -16,7 +16,7 @@ jinja2==3.1.4; python_version >= '3.7'
 jmespath==1.0.1; python_version >= '3.7'
 markupsafe==3.0.2; python_version >= '3.9'
 mock==5.1.0; python_version >= '3.6'
-moto==5.0.17; python_version >= '3.8'
+moto==5.0.21; python_version >= '3.8'
 mypy-extensions==1.0.0; python_version >= '3.5'
 packaging==24.1; python_version >= '3.8'
 pathspec==0.12.1; python_version >= '3.8'