diff --git a/requirements.txt b/requirements.txt
index 09525da..9597577 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ Mako==1.3.2
 MarkupSafe==2.1.3
 mysql-connector-python==8.2.0
 protobuf==4.25.0
-pycparser==2.21
+pycparser==2.22
 PyJWT==2.8.0
 pyOpenSSL==23.3.0
 SQLAlchemy==2.0.28