diff --git a/scripts/install b/scripts/install
index b1a3e19..857684b 100644
--- a/scripts/install
+++ b/scripts/install
@@ -119,7 +119,7 @@ ynh_script_progression --message="Building CodiMD... (this will take some time a
 pushd $final_path
 	ynh_use_nodejs
 	ynh_exec_as $app env $ynh_node_load_PATH bin/setup
-	ynh_exec_as $app env $ynh_node_load_PATH npm run build
+	ynh_exec_as $app env $ynh_node_load_PATH $ynh_npm run build
 popd
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 62f8620..beaa315 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -136,7 +136,7 @@ then
 	pushd "$final_path"
 		ynh_use_nodejs
 		ynh_exec_warn_less bin/setup
-		ynh_exec_warn_less ynh_npm run build
+		ynh_exec_warn_less $ynh_npm run build
 	popd
 fi