diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index 9bb6e9e..6683f2b 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -100,7 +100,7 @@ RUN set -ex; \
         "%%BASE_DOWNLOAD_URL%%/nextcloud-${NEXTCLOUD_VERSION}.tar.bz2.asc"; \
     export GNUPGHOME="$(mktemp -d)"; \
 # gpg key from https://nextcloud.com/nextcloud.asc
-    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \
+    gpg --batch --keyserver ha.pool.sks-keyservers.net --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \
     gpg --batch --verify nextcloud.tar.bz2.asc nextcloud.tar.bz2; \
     tar -xjf nextcloud.tar.bz2 -C /usr/src/; \
     gpgconf --kill all; \
diff --git a/Dockerfile-debian.template b/Dockerfile-debian.template
index 54c2842..7f45151 100644
--- a/Dockerfile-debian.template
+++ b/Dockerfile-debian.template
@@ -113,7 +113,7 @@ RUN set -ex; \
         "%%BASE_DOWNLOAD_URL%%/nextcloud-${NEXTCLOUD_VERSION}.tar.bz2.asc"; \
     export GNUPGHOME="$(mktemp -d)"; \
 # gpg key from https://nextcloud.com/nextcloud.asc
-    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \
+    gpg --batch --keyserver ha.pool.sks-keyservers.net --recv-keys 28806A878AE423A28372792ED75899B9A724937A; \
     gpg --batch --verify nextcloud.tar.bz2.asc nextcloud.tar.bz2; \
     tar -xjf nextcloud.tar.bz2 -C /usr/src/; \
     gpgconf --kill all; \