From e4ccb6e18cf44c6a3eaff77cafa1139091147141 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?19=E5=B9=B4=E6=A2=A6=E9=86=92?=
 <3949379+getong@users.noreply.github.com>
Date: Tue, 7 Jan 2025 09:56:06 +0800
Subject: [PATCH] roll back to alpine 3.20, as erts/configure does not detect
 poll() correctly when gcc 14 is used

---
 24/alpine/Dockerfile | 2 +-
 25/alpine/Dockerfile | 2 +-
 26/alpine/Dockerfile | 2 +-
 27/alpine/Dockerfile | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/24/alpine/Dockerfile b/24/alpine/Dockerfile
index 0009e04f..ea4bdce9 100644
--- a/24/alpine/Dockerfile
+++ b/24/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="24.3.4.17" \
     REBAR3_VERSION="3.23.0"
diff --git a/25/alpine/Dockerfile b/25/alpine/Dockerfile
index b57ad1b7..5706f75b 100644
--- a/25/alpine/Dockerfile
+++ b/25/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="25.3.2.16" \
     REBAR3_VERSION="3.24.0"
diff --git a/26/alpine/Dockerfile b/26/alpine/Dockerfile
index 55f1c7c0..05ec5ac2 100644
--- a/26/alpine/Dockerfile
+++ b/26/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="26.2.5.6" \
     REBAR3_VERSION="3.24.0"
diff --git a/27/alpine/Dockerfile b/27/alpine/Dockerfile
index 584c1f9a..4a498b0a 100644
--- a/27/alpine/Dockerfile
+++ b/27/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21
+FROM alpine:3.20
 
 ENV OTP_VERSION="27.2" \
     REBAR3_VERSION="3.24.0"