diff --git a/scripts/_common.sh b/scripts/_common.sh
index 3290ea0..f43edad 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -26,7 +26,7 @@ extract_freshrss() {
 
   # retrieve and extract FreshRSS tarball
   rc_tarball="${DESTDIR}/freshrss.tar.gz"
-  sudo wget -q -O "$rc_tarball" "$FRESHRSS_SOURCE_URL" \
+  wget -q -O "$rc_tarball" "$FRESHRSS_SOURCE_URL" \
     || ynh_die "Unable to download FreshRSS tarball"
   echo "$FRESHRSS_SOURCE_SHA256 $rc_tarball" | sha256sum -c >/dev/null \
     || ynh_die "Invalid checksum of downloaded tarball"
diff --git a/scripts/install b/scripts/install
index b5c83a3..a059698 100755
--- a/scripts/install
+++ b/scripts/install
@@ -44,8 +44,8 @@ ynh_mysql_create_db "$db_name" "$db_user" "$db_pwd"
 ynh_app_setting_set "$app" mysqlpwd "$db_pwd"
 
 # Copy files to the right place
-TMPDIR=$(sudo mktemp -d)
-sudo chmod 655 "$TMPDIR"
+TMPDIR=$(mktemp -d)
+chmod 755 "$TMPDIR"
 extract_freshrss "$TMPDIR"
 
 $TMPDIR/cli/do-install.php --default_user $admin_user --auth_type http_auth --environment production --base_url $domain/$path --title FreshRSS --api_enabled --db-type mysql --db-host localhost --db-user $db_user --db-password $db_pwd --db-base $db_name
diff --git a/scripts/upgrade b/scripts/upgrade
index d7769d4..e31fba7 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -23,8 +23,8 @@ if [ -f $FINAL_PATH/data/user.php.dist ]; then
 fi
 
 # Create tmp directory and install app inside
-TMPDIR=$(sudo mktemp -d)
-sudo chmod 655 "$TMPDIR"
+TMPDIR=$(mktemp -d)
+chmod 755 "$TMPDIR"
 extract_freshrss "$TMPDIR"
 
 # Restore config