diff --git a/Dockerfile b/Dockerfile
index e98768d..0a40a46 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM openresty/openresty:1.21.4.1-buster@sha256:24ecf9dd29a1fd884a123c92178bc2e2d74b5c8aa2e38e5bf01a501a76dd8241
+FROM openresty/openresty:1.21.4.1-buster@sha256:77da817d32ac51573d209214d55a1711e0012f2f41785ac0bdb7b25b756281e0
 
 COPY nginx.conf.template /
 COPY entrypoint.sh /