diff --git a/Dockerfile b/Dockerfile
index b642328..09a3530 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15.4
+FROM alpine:3.16.0
 
 ARG ALPINE_PACKAGES="php8-pdo_mysql php8-pdo_pgsql php8-openssl"
 ARG COMPOSER_PACKAGES=google/cloud-storage