diff --git a/.travis.yml b/.travis.yml
index 5741116..edd2a21 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 # Copyright (c) 2017-2021 Petr Vorel <pvorel@suse.cz>
 
-dist: bionic
+dist: focal
 language: C
 services:
     - docker