diff --git a/scripts/install b/scripts/install
index 01599c3..c27a502 100644
--- a/scripts/install
+++ b/scripts/install
@@ -154,9 +154,9 @@ ynh_script_progression --message="Performing Node app installation..." --time --
 chown -R $app: $final_path
 
 pushd $final_path/src
-	exec_as $app $nodejs_path/npm install node-gyp
-	exec_as $app $nodejs_path/npm install
-	exec_as $app $nodejs_path/npm audit fix
+	exec_as $app $nodejs_path/npm --loglevel=error install node-gyp
+	exec_as $app $nodejs_path/npm --loglevel=error install
+	exec_as $app $nodejs_path/npm --loglevel=error audit fix
 popd
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index c9b9c15..1d0cff3 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -143,9 +143,9 @@ ynh_script_progression --message="Performing Node app installation..." --time --
 chown -R $app: $final_path
 
 pushd $final_path/src
-	exec_as $app $nodejs_path/npm install node-gyp
-	exec_as $app $nodejs_path/npm install
-	exec_as $app $nodejs_path/npm audit fix
+	exec_as $app $nodejs_path/npm --loglevel=error install node-gyp
+	exec_as $app $nodejs_path/npm --loglevel=error install
+	exec_as $app $nodejs_path/npm --loglevel=error audit fix
 popd
 
 #=================================================