diff --git a/.circle/config.yml b/.circleci/config.yml
similarity index 97%
rename from .circle/config.yml
rename to .circleci/config.yml
index 3a9205f5..3d179636 100644
--- a/.circle/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/android:api-26-alpha
+      - image: circleci/android:api-29-alpha
     working_directory: ~/bigbang
     environment:
       JVM_OPTS: -Xmx3200m