diff --git a/scripts/install b/scripts/install
index 314dc77..62ec041 100644
--- a/scripts/install
+++ b/scripts/install
@@ -79,10 +79,10 @@ chown $app:$app "$install_dir/credentials.json"
 ynh_script_progression --message="Installing $app..." --weight=10
 
 pushd $install_dir
- 	ynh_use_nodejs
-    ynh_exec_warn_less npm install pnpm -g
-    #corepack enable && corepack prepare pnpm@latest --activate
- 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH ETHERPAD_PRODUCTION=true bin/installDeps.sh
+    ynh_use_nodejs
+    ynh_exec_warn_less env $ynh_node_load_PATH corepack enable
+    ynh_exec_warn_less env $ynh_node_load_PATH corepack prepare pnpm@latest --activate
+    ynh_exec_warn_less env $ynh_node_load_PATH ETHERPAD_PRODUCTION=true COREPACK_ENABLE_DOWNLOAD_PROMPT=0 bin/installDeps.sh
 popd
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 5bf3b4d..0335593 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -97,12 +97,13 @@ chown $app:$app "$install_dir/credentials.json"
 #=================================================
 # INSTALL ETHERPAD
 #=================================================
-ynh_script_progression --message="Installing $app..." --weight=60
+ynh_script_progression --message="Installing $app..." --weight=10
 
 pushd $install_dir
  	ynh_use_nodejs
- 	ynh_exec_warn_less npm install pnpm -g
- 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH ETHERPAD_PRODUCTION=true bin/installDeps.sh
+    ynh_exec_warn_less env $ynh_node_load_PATH corepack enable
+    ynh_exec_warn_less env $ynh_node_load_PATH corepack prepare pnpm@latest --activate
+ 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH ETHERPAD_PRODUCTION=true COREPACK_ENABLE_DOWNLOAD_PROMPT=0 bin/installDeps.sh
 popd
 
 #=================================================