diff --git a/.github/ISSUE_TEMPLATE/bug_report.yaml b/.github/ISSUE_TEMPLATE/bug_report.yaml
index ad72e0735..3af825d30 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yaml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yaml
@@ -14,7 +14,7 @@ body:
     attributes:
       label: NetBox version
       description: What version of NetBox are you currently running?
-      placeholder: v3.1.8
+      placeholder: v3.1.9
     validations:
       required: true
   - type: dropdown
diff --git a/.github/ISSUE_TEMPLATE/feature_request.yaml b/.github/ISSUE_TEMPLATE/feature_request.yaml
index 68256471c..f5bf198b8 100644
--- a/.github/ISSUE_TEMPLATE/feature_request.yaml
+++ b/.github/ISSUE_TEMPLATE/feature_request.yaml
@@ -14,7 +14,7 @@ body:
     attributes:
       label: NetBox version
       description: What version of NetBox are you currently running?
-      placeholder: v3.1.8
+      placeholder: v3.1.9
     validations:
       required: true
   - type: dropdown
diff --git a/docs/release-notes/version-3.1.md b/docs/release-notes/version-3.1.md
index a78fe8fb7..5decff1b3 100644
--- a/docs/release-notes/version-3.1.md
+++ b/docs/release-notes/version-3.1.md
@@ -1,6 +1,6 @@
 # NetBox v3.1
 
-## v3.1.9 (FUTURE)
+## v3.1.9 (2022-03-07)
 
 ### Enhancements
 
@@ -19,6 +19,7 @@
 * [#8674](https://github.com/netbox-community/netbox/issues/8674) - Fix rendering of tabbed content in documentation
 * [#8710](https://github.com/netbox-community/netbox/issues/8710) - Fix dynamic scope selection form fields when creating a VLAN group
 * [#8713](https://github.com/netbox-community/netbox/issues/8713) - Restore missing "add" button on services list view
+* [#8715](https://github.com/netbox-community/netbox/issues/8715) - Avoid returning multiple objects when restricting querysets using multiple tags in permissions
 * [#8717](https://github.com/netbox-community/netbox/issues/8717) - Fix redirection after bulk edit/delete of prefixes from aggregate view
 * [#8724](https://github.com/netbox-community/netbox/issues/8724) - Fix exception during device import with invalid device type
 * [#8807](https://github.com/netbox-community/netbox/issues/8807) - Correct REST API URL for FHRP group assignments
diff --git a/netbox/netbox/settings.py b/netbox/netbox/settings.py
index f5501f54f..02d52664f 100644
--- a/netbox/netbox/settings.py
+++ b/netbox/netbox/settings.py
@@ -19,7 +19,7 @@ from netbox.config import PARAMS
 # Environment setup
 #
 
-VERSION = '3.1.9-dev'
+VERSION = '3.1.9'
 
 # Hostname
 HOSTNAME = platform.node()
diff --git a/requirements.txt b/requirements.txt
index 5489b99cd..b975877bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ django-redis==5.2.0
 django-rq==2.5.1
 django-tables2==2.4.1
 django-taggit==2.1.0
-django-timezone-field==4.2.3
+django-timezone-field==5.0
 djangorestframework==3.12.4
 drf-yasg[validation]==1.20.0
 graphene_django==2.15.0
@@ -18,7 +18,7 @@ gunicorn==20.1.0
 Jinja2==3.0.3
 Markdown==3.3.6
 markdown-include==0.6.0
-mkdocs-material==8.1.11
+mkdocs-material==8.2.5
 netaddr==0.8.0
 Pillow==9.0.1
 psycopg2-binary==2.9.3