diff --git a/.moban.d/travis.yml b/.moban.d/travis.yml
index 006a222..8da65a9 100644
--- a/.moban.d/travis.yml
+++ b/.moban.d/travis.yml
@@ -2,11 +2,10 @@
 
 {%block custom_python_versions%}
 python:
+  - 3.7-dev
   - 3.6
   - 3.5
   - 3.4
-  - 3.3
   - 2.7
-  - 2.6
 {%endblock%}
 
diff --git a/.travis.yml b/.travis.yml
index 8f123a4..e02c27d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,12 +3,11 @@ language: python
 notifications:
   email: false
 python:
+  - 3.7-dev
   - 3.6
   - 3.5
   - 3.4
-  - 3.3
   - 2.7
-  - 2.6
 before_install:
   - if [[ $TRAVIS_PYTHON_VERSION == "2.6" ]]; then pip install flake8==2.6.2; fi
   - if [[ -f min_requirements.txt && "$MINREQ" -eq 1 ]]; then
diff --git a/tests/requirements.txt b/tests/requirements.txt
index 4b23de1..7a755ef 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -3,6 +3,9 @@ mock;python_version<"3"
 codecov
 coverage
 flake8
+moban
+black;python_version>="3.6"
+isort;python_version>="3.6"
 psutil
 pyexcel
 pyexcel-xls