bump pyyaml
diff --git a/pyproject.toml b/pyproject.toml
index 11626a5..134f5f1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -119,7 +119,7 @@
 pymysql = "1.0.2"
 mysqlclient = "^2.1.1"
 pyramid = "2.0"
-pyyaml = "6.0"
+pyyaml = "6.0.2"
 redis = "3.5.3"
 sanic = "21.9.1"
 tornado = "6.1"