diff --git a/webhook/requirements-dev.txt b/webhook/requirements-dev.txt
index 40c7047..12208d1 100644
--- a/webhook/requirements-dev.txt
+++ b/webhook/requirements-dev.txt
@@ -39,7 +39,7 @@ py==1.9.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pycodestyle==2.6.0
-pydantic==1.6
+pydantic==1.10.13
 pyflakes==2.2.0
 PyJWT==1.7.1
 pylint==2.5.3
diff --git a/webhook/requirements.txt b/webhook/requirements.txt
index cb1ae4c..61fb41e 100644
--- a/webhook/requirements.txt
+++ b/webhook/requirements.txt
@@ -6,7 +6,7 @@ google-cloud-ndb==1.4.1
 google-cloud-secret-manager==1.0.0
 h11==0.9.0
 httptools==0.1.1
-pydantic==1.6
+pydantic==1.10.13
 PyJWT==1.7.1
 starlette==0.13.4
 uvicorn==0.11.7