diff --git a/requirements-dev.txt b/requirements-dev.txt
index bd153b0..9c48c64 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -8,7 +8,7 @@ alabaster==1.0.0
     # via sphinx
 babel==2.18.0
     # via sphinx
-certifi==2026.6.17
+certifi==2026.7.22
     # via requests
 charset-normalizer==3.4.9
     # via requests
diff --git a/requirements.txt b/requirements.txt
index 1ea1c33..783816d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --output-file=requirements.txt --strip-extras pyproject.toml
 #
-certifi==2026.6.17
+certifi==2026.7.22
     # via requests
 charset-normalizer==3.4.9
     # via requests