diff --git a/.circleci/config.yml b/.circleci/config.yml
index fd593c0..e89a77a 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,8 @@ version: 2.1
 
 jobs:
   build:
-    machine: true
+    machine:
+      image: ubuntu-2004:202008-01
     steps:
       - checkout