From dac272e90381f572a615b94127a12ab15e832513 Mon Sep 17 00:00:00 2001
From: Maxim Prokhorov <prokhorov.max@outlook.com>
Date: Wed, 26 Aug 2020 22:49:59 +0300
Subject: [PATCH] ci: restore PIO caching

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index 07daa892..21cb2c86 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ python:
 cache:
   directories:
     - ~/.npm
+    - ~/.platformio
 env:
   global:
     - BUILDER_TOTAL_THREADS=4