diff --git a/tools/sdk/runtime-requirements.txt b/tools/sdk/runtime-requirements.txt
index 761d3b5..0cad6f0 100644
--- a/tools/sdk/runtime-requirements.txt
+++ b/tools/sdk/runtime-requirements.txt
@@ -8,8 +8,9 @@ httpcore==1.0.9 \
 anyio==4.15.1 \
     --hash=sha256:6152fdbbf9a77fdec97731721bebf7c4c44f7c29b424b0065826173efc7ed101
 
-certifi==2026.7.22 \
-    --hash=sha256:62f22742b58a1a33014a2b6b706588a8d7e2a88ae7bd1a6ebe8c992928483775
+certifi==2026.10.19 \
+    --hash=sha256:035c1e85572b141bf1c3a3eff0e33a8eb74917522f2559075ff8d2fea780a1ae \
+    --hash=sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b
 
 h11==0.16.0 \
     --hash=sha256:63cf8bbe7522de3bf65932fda1d9c2772064ffb3dae62d55932da54b31cb6c86