diff --git a/fastapi_keycloak/requirements.txt b/fastapi_keycloak/requirements.txt
index 6836e86..9103630 100644
--- a/fastapi_keycloak/requirements.txt
+++ b/fastapi_keycloak/requirements.txt
@@ -1,6 +1,6 @@
 anyio==3.4.0
 asgiref==3.4.1
-certifi==2022.12.7
+certifi==2023.7.22
 charset-normalizer==2.0.9
 click==8.0.3
 ecdsa==0.17.0