diff --git a/lektor-requirements.txt b/lektor-requirements.txt
index 80704b3..a84e44a 100644
--- a/lektor-requirements.txt
+++ b/lektor-requirements.txt
@@ -2,9 +2,9 @@ babel==2.10.3 \
     --hash=sha256:7614553711ee97490f732126dc077f8d0ae084ebc6a96e23db1482afabdb2c51 \
     --hash=sha256:ff56f4892c1c4bf0d814575ea23471c230d544203c7748e8c68f0089478d48eb
     # via lektor
-certifi==2022.6.15 \
-    --hash=sha256:84c85a9078b11105f04f3036a9482ae10e4621616db313fe045dd24743a0820d \
-    --hash=sha256:fe86415d55e84719d75f8b69414f6438ac3547d2078ab91b67e779ef69378412
+certifi==2023.7.22 \
+    --hash=sha256:539cc1d13202e33ca466e88b2807e29f4c13049d6d87031a3c110744495cb082 \
+    --hash=sha256:92d6037539857d8206b8f6ae472e8b77db8058fec5937a1ef3f54304089edbb9
     # via requests
 charset-normalizer==2.1.0 \
     --hash=sha256:5189b6f22b01957427f35b6a08d9a0bc45b46d3788ef5a92e978433c7a35f8a5 \