diff --git a/.travis.yml b/.travis.yml
index 115991f..b9516a8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,6 @@
+os: linux
 dist: bionic
-sudo: required
-language:
-  - c
+language: c
 compiler:
   - gcc
 addons: