diff --git a/Dockerfile b/Dockerfile
index fed76ec..b5aa8a4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ocaml/opam:alpine-3.19-ocaml-5.2 AS builder
+FROM ocaml/opam:alpine-3.19-ocaml-5.1 AS builder
 WORKDIR /usr/src/pusk
 COPY . .