diff --git a/.circleci/config.yml b/.circleci/config.yml
index a0398cab..b881c8a8 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -11,12 +11,10 @@ jobs:
 
       - run:
           name: Prepare the environment.
-          command: |
-            bash .circleci/prepare.sh
+          command: bash .circleci/prepare.sh
       - run:
           name: Test.
-          command: |
-            venv/bin/python ./bin/run_tests.py
+          command: venv/bin/python ./bin/run_tests.py
 
   osx-python3:
     macos:
@@ -28,12 +26,10 @@ jobs:
 
       - run:
           name: Prepare the environment.
-          command: |
-            bash .circleci/prepare.sh
+          command: bash .circleci/prepare.sh
       - run:
           name: Test.
-          command: |
-            venv/bin/python ./bin/run_tests.py
+          command: venv/bin/python ./bin/run_tests.py
 
   linux-python2:
     docker:
@@ -46,12 +42,10 @@ jobs:
 
       - run:
           name: Prepare the environment.
-          command: |
-            bash .circleci/prepare.sh
+          command: bash .circleci/prepare.sh
       - run:
           name: Test.
-          command: |
-            venv/bin/python ./bin/run_tests.py
+          command: venv/bin/python ./bin/run_tests.py
 
   linux-python3:
     docker:
@@ -64,12 +58,10 @@ jobs:
 
       - run:
           name: Prepare the environment.
-          command: |
-            bash .circleci/prepare.sh
+          command: bash .circleci/prepare.sh
       - run:
           name: Test.
-          command: |
-            venv/bin/python ./bin/run_tests.py
+          command: venv/bin/python ./bin/run_tests.py
 
 workflows:
   version: 2