diff --git a/scripts/install b/scripts/install
index 42013db..a76dce9 100755
--- a/scripts/install
+++ b/scripts/install
@@ -5,6 +5,11 @@ domain=$1
 path=$2
 admin_passwd=$3
 
+if [ "$admin_passwd" = "" ]; then
+    echo "Wrong password"
+    exit 1
+fi
+
 # Check domain/path availability
 sudo yunohost app checkurl $domain$path -a owncloud
 if [[ ! $? -eq 0 ]]; then