diff --git a/tarback/docker.sh b/tarback/docker.sh
index 64fa1aa..b6c7fc4 100644
--- a/tarback/docker.sh
+++ b/tarback/docker.sh
@@ -3,3 +3,7 @@
 _tarback_plugin_docker_cmd='docker run -i --rm --workdir=/mnt --volume="$1":/mnt/"$1" alpine '
 TARBACK_TAR_CREATE_COMMAND="$_tarback_plugin_docker_cmd "'tar c -C "/mnt/$1" .'
 TARBACK_TAR_EXTRACT_COMMAND="$_tarback_plugin_docker_cmd "'tar x -C "/mnt/$1"'
+
+# Can set file to same as directory command since a docker volume is always a directory
+TARBACK_TAR_CREATE_COMMAND_FILE="$_tarback_plugin_docker_cmd "'tar c -C "/mnt/$1" .'
+TARBACK_TAR_EXTRACT_COMMAND_FILE="$_tarback_plugin_docker_cmd "'tar x -C "/mnt/$1"'