diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d7c45bf..bfd274e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -29,3 +29,8 @@ repos:
           - "--line-length"
           - "119"
         exclude: ^django_fsm_log/migrations|^docs/
+  - repo: https://github.com/adamchainz/django-upgrade
+    rev: "1.13.0"
+    hooks:
+    -   id: django-upgrade
+        args: [--target-version, "3.2"]
diff --git a/django_fsm_log/backends.py b/django_fsm_log/backends.py
index 8b79964..fe4dfeb 100644
--- a/django_fsm_log/backends.py
+++ b/django_fsm_log/backends.py
@@ -83,13 +83,8 @@ def post_transition_callback(sender, instance, name, source, target, **kwargs):
 
 
 if settings.DJANGO_FSM_LOG_STORAGE_METHOD == "django_fsm_log.backends.CachedBackend":
-    try:
-        from django.core.cache import caches
-    except ImportError:
-        from django.core.cache import get_cache  # Deprecated, removed in 1.9.
+    from django.core.cache import caches
 
-        cache = get_cache(settings.DJANGO_FSM_LOG_CACHE_BACKEND)
-    else:
-        cache = caches[settings.DJANGO_FSM_LOG_CACHE_BACKEND]
+    cache = caches[settings.DJANGO_FSM_LOG_CACHE_BACKEND]
 else:
     cache = None
diff --git a/tests/admin.py b/tests/admin.py
index ec0c9de..9e240ac 100644
--- a/tests/admin.py
+++ b/tests/admin.py
@@ -5,8 +5,6 @@
 from .models import Article
 
 
+@admin.register(Article)
 class ArticleAdmin(admin.ModelAdmin):
     inlines = [StateLogInline]
-
-
-admin.site.register(Article, ArticleAdmin)
diff --git a/tests/test_admin.py b/tests/test_admin.py
index 70c8b5e..793598a 100644
--- a/tests/test_admin.py
+++ b/tests/test_admin.py
@@ -1,8 +1,4 @@
-try:
-    from django.urls import reverse
-except ImportError:
-    # django<=1.10
-    from django.core.urlresolvers import reverse
+from django.urls import reverse
 
 
 def test_state_log_inline_django2(article, admin_client, admin_user):
diff --git a/tests/urls.py b/tests/urls.py
index 57271b6..9fdc83d 100644
--- a/tests/urls.py
+++ b/tests/urls.py
@@ -1,11 +1,4 @@
-try:
-    from django.contrib import admin
-    from django.urls import path
+from django.contrib import admin
+from django.urls import path
 
-    urlpatterns = [path("admin", admin.site.urls)]
-except ImportError:
-    # django < 2.0
-    from django.conf.urls import include, url
-    from django.contrib import admin
-
-    urlpatterns = [url(r"^admin/", include(admin.site.urls))]
+urlpatterns = [path("admin", admin.site.urls)]