diff --git a/webhook/requirements-dev.txt b/webhook/requirements-dev.txt
index 40c7047..5c82b4f 100644
--- a/webhook/requirements-dev.txt
+++ b/webhook/requirements-dev.txt
@@ -8,7 +8,7 @@ click==7.1.2
 cryptography==3.0
 dnspython==1.16.0
 fastapi==0.59.0
-filelock==3.0.12
+filelock==3.20.3
 flake8==3.8.3
 google-api-core==1.21.0
 google-auth==1.19.1