diff --git a/.circleci/config.yml b/.circleci/config.yml
index 741270d5d..1a44c21fb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,13 +5,17 @@ jobs:
       - image: ossrs/srs:dev
     steps:
       - checkout
-      - run: cd trunk && ./configure --without-rtc && make && ./configure --with-utest && make
+      - run: |
+          cd trunk && ./configure --without-rtc --without-utest && make &&
+          ./configure --with-rtc --with-utest && make clean && make
   test:
     docker:
       - image: ossrs/srs:dev
     steps:
       - checkout
-      - run: cd trunk && ./configure --with-utest --gcov && make && ./objs/srs_utest && bash auto/coverage.sh
+      - run: |
+          cd trunk && ./configure --with-utest --gcov && make &&
+          ./objs/srs_utest && bash auto/coverage.sh
 workflows:
   version: 2
   build_and_test: