diff --git a/environment.yml b/environment.yml
index 232b29a..0c8db70 100644
--- a/environment.yml
+++ b/environment.yml
@@ -14,6 +14,7 @@ dependencies:
   - appdirs=1.4.3=py36h28b3542_0
   - asn1crypto=0.24.0=py36_0
   - attrs=18.2.0=py36h28b3542_0
+  - autopep8=1.4.3=py36_0
   - backcall=0.1.0=py36_0
   - blas=1.0=mkl
   - bleach=3.0.2=py36_0
@@ -103,6 +104,7 @@ dependencies:
   - prometheus_client=0.4.2=py36_0
   - prompt_toolkit=2.0.7=py36_0
   - py-boost=1.67.0=py36h8300f20_4
+  - pycodestyle=2.4.0=py36_0
   - pycparser=2.19=py36_0
   - pygments=2.2.0=py36hb010967_0
   - pyopenssl=18.0.0=py36_0