diff --git a/local_ratelimit/Dockerfile-nginx b/local_ratelimit/Dockerfile-nginx
index 46d82b5d..71924c0f 100644
--- a/local_ratelimit/Dockerfile-nginx
+++ b/local_ratelimit/Dockerfile-nginx
@@ -1 +1 @@
-FROM nginx:1.30.0@sha256:55d1fb0944aafb8534b253e486c6cf57d3e0c785c4f6a7b3e9f02c5a080fb2ce
+FROM nginx:1.31.3@sha256:5a88c9c45479443d7be2eadc894b4ed0a9801bae03d97a5760ae13b5c2005942