diff --git a/docs/source/changelog.rst b/docs/source/changelog.rst
index 700514d8f..8aa15f09c 100644
--- a/docs/source/changelog.rst
+++ b/docs/source/changelog.rst
@@ -1,6 +1,16 @@
 Changelog history
 =================
 
+unreleased
+----------
+
+- Fix mem_info readings to be more reliable - #1128
+- Drop support for Python 2.7 & 3.4 - #1126
+- Speedup reloadconfig for large number of sockets - #1121
+- Do not allow adding watchers with the same lowercase names - #1117
+- Do not delete pid file during restart - #1116
+- Fix graceful_timeout watcher config option type - #1115
+
 0.16.1 2019-12-27
 -----------------
 Fix packaging issue.
diff --git a/docs/source/contributing.rst b/docs/source/contributing.rst
index 87b86df49..09f80ae5f 100644
--- a/docs/source/contributing.rst
+++ b/docs/source/contributing.rst
@@ -53,6 +53,9 @@ testsuite under the different supported python versions.
 Please use : http://issue2pr.herokuapp.com/ to reference a commit to an
 existing circus issue, if any.
 
+Please also add a changelog entry in the 'unreleased' section with a short
+description of the change and a reference to the issue (if any).
+
 Avoiding merge commits
 ======================