diff --git a/samples/langgraph-sql-agent/requirements.txt b/samples/langgraph-sql-agent/requirements.txt
index a58572b4..c3cfac20 100644
--- a/samples/langgraph-sql-agent/requirements.txt
+++ b/samples/langgraph-sql-agent/requirements.txt
@@ -181,9 +181,9 @@ bottleneck==1.6.0 \
     --hash=sha256:d6df19cc48a83efd70f6d6874332aa31c3f5ca06a98b782449064abbd564cf0e \
     --hash=sha256:fa668efbe4c6b200524ea0ebd537212da9b9801287138016fdf64119d6fcf201
     # via langchain-google-vertexai
-certifi==2026.4.22 \
-    --hash=sha256:3cb2210c8f88ba2318d29b0388d1023c8492ff72ecdde4ebdaddbb13a31b1c4a \
-    --hash=sha256:8d455352a37b71bf76a79caa83a3d6c25afee4a385d632127b6afb3963f1c580
+certifi==2026.10.19 \
+    --hash=sha256:035c1e85572b141bf1c3a3eff0e33a8eb74917522f2559075ff8d2fea780a1ae \
+    --hash=sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b
     # via
     #   httpcore
     #   httpx