diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5b438dd690..b65024187d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -8,7 +8,7 @@ azure-core==1.41.0
 azure-identity==1.25.3
 build==1.5.0
 bumpver==2025.1131
-certifi==2026.5.20
+certifi==2026.6.17
 cffi==2.0.0
 charset-normalizer==3.4.7
 click==8.4.1