diff --git a/Dockerfile b/Dockerfile
index 60a2bcc..bb96b4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ COPY . .
 
 RUN npm run build
 
-FROM caddy:2.8.4-alpine as runtime
+FROM caddy:2.9.1-alpine as runtime
 
 WORKDIR /my-site