diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 6c295cfbfe..aa2738eea3 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -51,7 +51,7 @@ makes it horribly hard to review otherwise.
 Changelog
 ~~~~~~~~~
 
-All changes, even minor ones, need a corresponding changelog
+All changes, even minor ones, need a corresponding changelog / newsfragment
 entry. These are managed by Towncrier
 (https://github.com/hawkowl/towncrier).
 
diff --git a/changelog.d/3645.misc b/changelog.d/3645.misc
new file mode 100644
index 0000000000..0fe6b28da1
--- /dev/null
+++ b/changelog.d/3645.misc
@@ -0,0 +1 @@
+Update CONTRIBUTING to mention newsfragments.