diff --git a/.circleci/config.yml b/.circleci/config.yml
index 5c75ef6..0c0ab35 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,7 @@ version: 2
 jobs:
     unit-test:
         docker:
-            - image: continuumio/miniconda3:4.5.4
+            - image: ubuntu:18.04
 
         working_directory: ~/repo