diff --git a/convnet/vggcam/requirements.txt b/convnet/vggcam/requirements.txt
index 91269f5..5dfecc7 100644
--- a/convnet/vggcam/requirements.txt
+++ b/convnet/vggcam/requirements.txt
@@ -21,7 +21,7 @@ bottle==0.12.13
 Bottleneck==1.2.1
 bz2file==0.98
 cdecimal==2.3
-certifi==2017.4.17
+certifi==2022.12.7
 cffi==1.10.0
 chardet==3.0.4
 click==6.7