diff --git a/.github/SUPPORT.md b/.github/SUPPORT.md
index 1614d4a4d..ad86dc9fd 100644
--- a/.github/SUPPORT.md
+++ b/.github/SUPPORT.md
@@ -1,3 +1,5 @@
  * Ask usage questions on [StackOverflow](https://stackoverflow.com/questions/tagged/cartopy).
- * For less well defined questions, ideas, general discussion or announcements of related projects use the [Google Group](https://groups.google.com/forum/#!forum/scitools-iris).
+ * For less well defined questions, ideas, general discussion or announcements of related projects use the
+  [Cartopy category on Matplotlib's Discourse](https://discourse.matplotlib.org/c/3rdparty/cartopy/19).
  * Report bugs, suggest features or view the source code on [GitHub](https://github.com/SciTools/cartopy).
+ * To chat with developers and other users you can use the [Gitter Chat](https://gitter.im/SciTools/cartopy).
diff --git a/README.md b/README.md
index e7a8af56c..f8197fa03 100644
--- a/README.md
+++ b/README.md
@@ -74,13 +74,13 @@ Documentation can be found at <https://scitools.org.uk/cartopy/docs/latest/>.
 
 - Ask usage questions on
   [StackOverflow](https://stackoverflow.com/questions/tagged/cartopy).
-- For less well defined questions, ideas, general discussion or announcements
-  of related projects use the
-  [Google Group](https://groups.google.com/forum/#!forum/scitools-iris).
+- For less well defined questions, ideas, general discussion or announcements of
+  related projects use the
+  [Cartopy category on Matplotlib's Discourse](https://discourse.matplotlib.org/c/3rdparty/cartopy/19).
 - Report bugs, suggest features or view the source code on
   [GitHub](https://github.com/SciTools/cartopy).
 - To chat with developers and other users you can use the
-  [Gitter Chat](https://gitter.im/SciTools/cartopy)
+  [Gitter Chat](https://gitter.im/SciTools/cartopy).
 
 
 ## Credits, copyright and license