diff --git a/scripts/install b/scripts/install
index 0eae34a..5d8f06f 100755
--- a/scripts/install
+++ b/scripts/install
@@ -217,7 +217,7 @@ ynh_add_nginx_config
 
 pushd "$final_path"
 	ynh_use_nodejs
-	export NODE_OPTIONS="--max-old-space-size=2048"
+	export NODE_OPTIONS=--max_old_space_size=1024
 	ynh_script_progression --message="Fetching Yarn dev dependencies... This can be very long, be patient !" --weight=18
 	ynh_exec_warn_less sudo -u $app env $ynh_node_load_PATH yarn install --no-optional --frozen-lockfile --network-timeout 1000000000 2>&1
 	ynh_script_progression --message="Cleaning cache... " --weight=3