diff --git a/scripts/_common.sh b/scripts/_common.sh
index dda5052..eddb1d4 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -62,8 +62,7 @@ installdeps(){
     sudo yunohost service add mongodb -l /var/log/mongodb/mongodb.log
   else
     #Install mongodb for debian x86/x64
-    sudo apt-get install dirmngr
-    APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE=1 sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 9DA31620334BD75D9DCB49F368818C72E52529D4
+    sudo apt-get install dirmngr && sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 9DA31620334BD75D9DCB49F368818C72E52529D4
     echo "deb http://repo.mongodb.org/apt/debian ${DEBIAN_ISSUE}/mongodb-org/4.0 main" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.0.list
     sudo apt-get update
     sudo apt-get install -y mongodb-org
diff --git a/scripts/restore b/scripts/restore
index 683657e..4ac6360 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -1,14 +1,16 @@
 #!/bin/bash
 set -eu
 
-#=================================================
-# GENERIC START
 #=================================================
 # IMPORT GENERIC HELPERS
 #=================================================
-
-source ./_common.sh
+if [ ! -e _common.sh ]; then
+	# Fetch helpers file if not in current directory
+	sudo cp ../settings/scripts/_common.sh ./_common.sh
+	sudo chmod a+rx _common.sh
+fi
 source /usr/share/yunohost/helpers
+source _common.sh
 
 #=================================================
 # GENERIC START