diff --git a/pyproject.toml b/pyproject.toml
index 63bf8091..14068107 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,6 +22,7 @@ classifiers = [
     "Framework :: Django :: 4.1",
     "Framework :: Django :: 4.2",
     "Framework :: Django :: 5.0",
+    "Framework :: Django :: 5.1",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
diff --git a/tox.ini b/tox.ini
index 94f29cb9..5023d2e8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,9 +1,9 @@
 [tox]
 envlist =
     py{38,39}-django{32,40,41,42}
-    py{310}-django{32,40,41,42,50}
-    py{311}-django{41,42,50}
-    py{312}-django{42,50}
+    py{310}-django{32,40,41,42,50,51}
+    py{311}-django{41,42,50,51}
+    py{312}-django{42,50,51}
 isolated_build = True
 
 [gh-actions]
@@ -22,6 +22,7 @@ deps =
 	django41: Django>=4.1,<4.2
 	django42: Django>=4.2,<4.3
 	django50: Django>=5.0,<5.1
+	django51: Django>=5.1,<5.2
 	djangomain: https://github.com/django/django/archive/main.tar.gz
 	-r{toxinidir}/requirements.txt
 commands =
@@ -29,7 +30,7 @@ commands =
 
 [testenv:i18n]
 deps =
-	Django>=3.2,<5.1
+	Django>=3.2,<5.2
 	-r{toxinidir}/requirements.txt
 commands =
     ./run.sh makemessages
@@ -38,7 +39,7 @@ commands =
 
 [testenv:typecheck]
 deps =
-	Django>=3.2,<5.1
+	Django>=3.2,<5.2
 	-r{toxinidir}/requirements.txt
 commands =
     ./run.sh typecheck