diff --git a/Dockerfile b/Dockerfile
index 413550b..9f7def9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,11 @@
 # syntax=docker/dockerfile:1
 
-FROM ocaml/opam:alpine-3.19-ocaml-5.1 AS builder
+FROM ocaml/opam:alpine-3.20-ocaml-5.2 AS builder
 WORKDIR /usr/src/pusk
 COPY . .
 
 USER root
-RUN apk update && \
-  apk add gmp-dev pcre-dev openssl-dev && \
+RUN apk add gmp-dev pcre-dev openssl-dev && \
   chown -R opam:opam .
 
 USER opam
@@ -14,13 +13,12 @@ RUN opam install -y dune cohttp-lwt-unix dotenv twostep lwt_ssl yojson core && \
   eval $(opam env) && \
   dune build --profile=release
 
-FROM alpine:3.18
+FROM alpine:3.20
 
 WORKDIR /app
 
-RUN apk update && \
-  apk add dumb-init firefox libc6-compat pcre-dev && \
-  rm -rf /var/cache/apk/*
+RUN apk add --no-cache \
+  dumb-init firefox libc6-compat pcre-dev
 
 COPY --from=builder /usr/src/pusk/_build/default/bin/main.exe /app/pusk
 COPY --from=builder /usr/src/pusk/LICENSE /app/pusk