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-rw-r--r--Dockerfile2
-rw-r--r--Dockerfile.aarch642
-rw-r--r--Dockerfile.rpi2
3 files changed, 3 insertions, 3 deletions
diff --git a/Dockerfile b/Dockerfile
index ac8b4f1992..cc9ec311be 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ MAINTAINER Thomas Boerger <thomas@webhippie.de>
EXPOSE 22 3000
-RUN apk -U --no-cache add \
+RUN apk --no-cache add \
su-exec \
ca-certificates \
sqlite \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 34598332fc..9f91ae90b6 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -2,7 +2,7 @@ FROM multiarch/alpine:aarch64-v3.5
EXPOSE 22 3000
-RUN apk -U --no-cache add \
+RUN apk --no-cache add \
su-exec \
ca-certificates \
sqlite \
diff --git a/Dockerfile.rpi b/Dockerfile.rpi
index 23b9f130b4..10bd4437db 100644
--- a/Dockerfile.rpi
+++ b/Dockerfile.rpi
@@ -3,7 +3,7 @@ MAINTAINER Thomas Boerger <thomas@webhippie.de>
EXPOSE 22 3000
-RUN apk -U --no-cache add \
+RUN apk --no-cache add \
su-exec \
ca-certificates \
sqlite \