diff --git a/docker/Dockerfile.linux.386 b/docker/Dockerfile.linux.386
index 19b83c5..bd88737 100644
--- a/docker/Dockerfile.linux.386
+++ b/docker/Dockerfile.linux.386
@@ -1,4 +1,4 @@
-FROM i386/alpine:3.20@sha256:bdea2fc06762f63b168e481c88a732e73d856b98c9a504f2c749c867ef9d41ac AS build
+FROM i386/alpine:3.20@sha256:ac77ebc035f69184acb2660028580c9053f6d0f892de7933e1456d8b5e0ac085 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 5fc0d83..7fe21a3 100644
--- a/docker/Dockerfile.linux.arm
+++ b/docker/Dockerfile.linux.arm
@@ -1,4 +1,4 @@
-FROM arm32v6/alpine:3.20@sha256:4a6ffef76277d8c1d912ad489e0c09ddc09fdf7aefae51750a33dc47478c0cc0 AS build
+FROM arm32v6/alpine:3.20@sha256:ce5638bff481cf0b21b6884ddcc6b4d84c9a9ff17d5b17555aa8b8e638853bc1 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 199f9c7..163ae3b 100644
--- a/docker/Dockerfile.linux.arm64
+++ b/docker/Dockerfile.linux.arm64
@@ -1,4 +1,4 @@
-FROM arm64v8/alpine:3.20@sha256:1c3b93ed450e26eac89b471d6d140e2f99488f489739b8b8ea5e8202dd086f82 AS build
+FROM arm64v8/alpine:3.20@sha256:647a509e17306d117943c7f91de542d7fb048133f59c72dff7893cffd1836e11 AS build
 RUN apk add --no-cache ca-certificates mailcap
 
 FROM scratch