diff --git a/docker/Dockerfile.linux.386 b/docker/Dockerfile.linux.386
index 7b550c6..72f4d6f 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 7100e1d..7980541 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