diff --git a/Dockerfile b/Dockerfile
index fece708..d610c49 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,7 +22,7 @@ RUN case "${TARGETARCH}" in \
 RUN mkdir -p "${ROOTFS}/etc/apk" && \
     echo "${MIRROR}/${REL}/main" > "${ROOTFS}/etc/apk/repositories" && \
     echo "${MIRROR}/${REL}/community" >> "${ROOTFS}/etc/apk/repositories" && \
-    apk --root "${ROOTFS}" --no-cache add ${PACKAGES//,/ } && \
+    apk --root "${ROOTFS}" --no-cache --keys-dir /etc/apk/keys add --arch ${ARCH} --initdb ${PACKAGES//,/ } && \
     sed -i 's/^root::/root:!:/' "${ROOTFS}/etc/shadow"
 
 # s6 overlay