diff --git a/environment.yml b/environment.yml
index b6d1c93e..026e9cf8 100644
--- a/environment.yml
+++ b/environment.yml
@@ -1,8 +1,8 @@
-name: py36
+name: py37
 channels:
   - conda-forge
 dependencies:
-  - python=3.6
+  - python=3.7
   - sphinx=1.5.3
   - sphinx_rtd_theme=0.2.4
   - pip
diff --git a/tox.ini b/tox.ini
index 1460b55c..aff44213 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py36
+envlist = py37
 
 [testenv]
 deps = -rdev_requirements.txt