diff --git a/docker/Dockerfile.linux.386 b/docker/Dockerfile.linux.386
index ccea68b..6496ab2 100644
--- a/docker/Dockerfile.linux.386
+++ b/docker/Dockerfile.linux.386
@@ -1,4 +1,4 @@
-FROM i386/alpine:3.20@sha256:fa66aa594ffa884dff44f4a97821756545834505df611c375a30c45926402f89 AS build
+FROM i386/alpine:3.20@sha256:b3e87f642f5c48cdc7556c3e03a0d63916bd0055ba6edba7773df3cb1a76f224 AS build
 RUN apk add --no-cache ca-certificates mailcap
 
 FROM scratch
diff --git a/docker/Dockerfile.linux.amd64 b/docker/Dockerfile.linux.amd64
index b13b2fe..afd8a8a 100644
--- a/docker/Dockerfile.linux.amd64
+++ b/docker/Dockerfile.linux.amd64
@@ -1,4 +1,4 @@
-FROM amd64/alpine:3.20@sha256:eddacbc7e24bf8799a4ed3cdcfa50d4b88a323695ad80f317b6629883b2c2a78 AS build
+FROM amd64/alpine:3.20@sha256:33735bd63cf84d7e388d9f6d297d348c523c044410f553bd878c6d7829612735 AS build
 RUN apk add --no-cache ca-certificates mailcap
 
 FROM scratch
diff --git a/docker/Dockerfile.linux.arm b/docker/Dockerfile.linux.arm
index 801c26b..5070d18 100644
--- a/docker/Dockerfile.linux.arm
+++ b/docker/Dockerfile.linux.arm
@@ -1,4 +1,4 @@
-FROM arm32v6/alpine:3.20@sha256:5c7e326e3c8a8c51654a6c5d94dac98d7f6fc4b2a762d86aaf67b7e76a6aee46 AS build
+FROM arm32v6/alpine:3.20@sha256:50f635c8b04d86dde8a02bcd8d667ba287eb8b318c1c0cf547e5a48ddadea1be AS build
 RUN apk add --no-cache ca-certificates mailcap
 
 FROM scratch
diff --git a/docker/Dockerfile.linux.arm64 b/docker/Dockerfile.linux.arm64
index d5f6fa8..7b96d31 100644
--- a/docker/Dockerfile.linux.arm64
+++ b/docker/Dockerfile.linux.arm64
@@ -1,4 +1,4 @@
-FROM arm64v8/alpine:3.20@sha256:24ba417e25e780ff13c888ccb1badec5b027944666ff695681909bafe09a3944 AS build
+FROM arm64v8/alpine:3.20@sha256:9cee2b382fe2412cd77d5d437d15a93da8de373813621f2e4d406e3df0cf0e7c AS build
 RUN apk add --no-cache ca-certificates mailcap
 
 FROM scratch