diff --git a/docs/changelog.rst b/docs/changelog.rst
index 8c2d2eb5..b7e4d928 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -2,6 +2,17 @@
 Changelog
 #########
 
+
+**********
+**1.12.1**
+**********
+
+*Release date: Dec 28, 2018*
+
+- **IMPROVED:** updated ``ReDoc`` to version 2.0.0-rc.0
+- **FIXED:** management command will now correctly fall back to ``DEFAULT_VERSION`` for mock request
+- **FIXED:** fixed bad "raised exception during schema generation" warnings caused by missing ``self`` parameter
+
 **********
 **1.12.0**
 **********
diff --git a/src/drf_yasg/inspectors/base.py b/src/drf_yasg/inspectors/base.py
index e5afd0df..d6f0bdc4 100644
--- a/src/drf_yasg/inspectors/base.py
+++ b/src/drf_yasg/inspectors/base.py
@@ -1,5 +1,3 @@
-import six
-
 import inspect
 import logging