diff --git a/.github/stale.yml b/.github/stale.yml
deleted file mode 100644
index 92da07e6a..000000000
--- a/.github/stale.yml
+++ /dev/null
@@ -1,30 +0,0 @@
-# Configuration for Stale (https://github.com/apps/stale)
-
-# Number of days of inactivity before an issue becomes stale
-daysUntilStale: 45
-
-# Number of days of inactivity before a stale issue is closed
-daysUntilClose: 15
-
-# Issues with these labels will never be considered stale
-exemptLabels:
-  - "status: accepted"
-  - "status: blocked"
-  - "status: needs milestone"
-
-# Label to use when marking an issue as stale
-staleLabel: "pending closure"
-
-# Comment to post when marking an issue as stale. Set to `false` to disable
-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. NetBox
-  is governed by a small group of core maintainers which means not all opened
-  issues may receive direct feedback. Please see our [contributing guide](https://github.com/netbox-community/netbox/blob/develop/CONTRIBUTING.md).
-
-# Comment to post when closing a stale issue. Set to `false` to disable
-closeComment: >
-  This issue has been automatically closed due to lack of activity. In an
-  effort to reduce noise, please do not comment any further. Note that the
-  core maintainers may elect to reopen this issue at a later date if deemed
-  necessary.
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
new file mode 100644
index 000000000..1cd85d867
--- /dev/null
+++ b/.github/workflows/stale.yml
@@ -0,0 +1,34 @@
+name: 'Close stale issues and PRs'
+on:
+  schedule:
+    - cron: '0 4 * * *'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v3
+        with:
+          debug-only: true
+          close-issue-message: >
+            This issue has been automatically closed due to lack of activity. In an
+            effort to reduce noise, please do not comment any further. Note that the
+            core maintainers may elect to reopen this issue at a later date if deemed
+            necessary.
+          close-pr-message: >
+            This PR has been automatically closed due to lack of activity.
+          days-before-stale: 45
+          days-before-close: 15
+          exempt-issue-labels: "status: accepted,status: blocked,status: needs milestone"
+          remove-stale-when-updated: false
+          stale-issue-label: 'pending closure'
+          stale-issue-message: >
+            This issue has been automatically marked as stale because it has not had
+            recent activity. It will be closed if no further activity occurs. NetBox
+            is governed by a small group of core maintainers which means not all opened
+            issues may receive direct feedback. Please see our [contributing guide](https://github.com/netbox-community/netbox/blob/develop/CONTRIBUTING.md).
+          stale-pr-label: "pending closure"
+          stale-pr-message: >
+            This PR has been automatically marked as stale because it has not had
+            recent activity. It will be closed automatically if no further action is
+            taken.
diff --git a/docs/release-notes/version-2.10.md b/docs/release-notes/version-2.10.md
index 7d99959cc..d2ce57484 100644
--- a/docs/release-notes/version-2.10.md
+++ b/docs/release-notes/version-2.10.md
@@ -1,6 +1,6 @@
 # NetBox v2.10
 
-## v2.10.9 (FUTURE)
+## v2.10.9 (2021-04-12)
 
 ### Enhancements
 
@@ -16,6 +16,7 @@
 * [#6070](https://github.com/netbox-community/netbox/issues/6070) - Add missing `count_ipaddresses` attribute to VMInterface serializer
 * [#6073](https://github.com/netbox-community/netbox/issues/6073) - Permit users to manage their own REST API tokens without needing explicit permission
 * [#6081](https://github.com/netbox-community/netbox/issues/6081) - Fix interface connections REST API endpoint
+* [#6082](https://github.com/netbox-community/netbox/issues/6082) - Support colons in webhook header values
 * [#6108](https://github.com/netbox-community/netbox/issues/6108) - Do not infer tenant assignment from parent objects for prefixes, IP addresses
 * [#6117](https://github.com/netbox-community/netbox/issues/6117) - Handle exception when attempting to assign an MPTT-enabled model as its own parent
 * [#6131](https://github.com/netbox-community/netbox/issues/6131) - Correct handling of boolean fields when cloning objects
diff --git a/netbox/extras/models/models.py b/netbox/extras/models/models.py
index 226aa135a..3209a7037 100644
--- a/netbox/extras/models/models.py
+++ b/netbox/extras/models/models.py
@@ -151,7 +151,7 @@ class Webhook(BigIDModel):
         ret = {}
         data = render_jinja2(self.additional_headers, context)
         for line in data.splitlines():
-            header, value = line.split(':')
+            header, value = line.split(':', 1)
             ret[header.strip()] = value.strip()
         return ret