diff --git a/.github/stale.yml b/.github/stale.yml
new file mode 100644
index 0000000..7622d63
--- /dev/null
+++ b/.github/stale.yml
@@ -0,0 +1,9 @@
+daysUntilStale: 18
+daysUntilClose: 3
+exemptLabels:
+  - pinned
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+closeComment: false