diff --git a/Dockerfile b/Dockerfile
index 567fdc6..9efa80f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ RUN shards install --production
 COPY src/ src/
 RUN shards build --production --release --debug
 
-FROM alpine:latest
+FROM alpine:3.18
 RUN apk add --no-cache libssl1.1 pcre2 libevent libgcc \
     && addgroup --gid 1000 amqpproxy \
     && adduser --no-create-home --disabled-password --uid 1000 amqpproxy -G amqpproxy