diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a9f2e76..4145f0e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -74,26 +74,3 @@ jobs:
     - name: Run tests
       run: python setup.py test
     - run: codecov
-
-  extras:
-    needs:
-      - readme
-      - lint
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        extras:
-          - slugify
-
-    steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
-        with:
-          python-version: "3.10"
-      - name: Install Python dependencies
-        run: |
-          python -m pip install --upgrade pip setuptools wheel codecov
-          python -m pip install -e .[${{ matrix.extras }}]
-      - name: Run tests
-        run: python setup.py test
-      - run: codecov
diff --git a/README.rst b/README.rst
index 738798e..53beb96 100644
--- a/README.rst
+++ b/README.rst
@@ -14,7 +14,7 @@ Installation
 
 .. code-block:: bash
 
-    pip install django-dynamic-filenames[slugify]
+    pip install django-dynamic-filenames
 
 Samples
 ~~~~~~~
diff --git a/dynamic_filenames.py b/dynamic_filenames.py
index ca4246b..3ba9feb 100644
--- a/dynamic_filenames.py
+++ b/dynamic_filenames.py
@@ -3,17 +3,7 @@
 import re
 import uuid
 from string import Formatter
-
-
-def slugify(value):
-    try:  # use unicode-slugify library if installed
-        from slugify import slugify as _slugify
-
-        return _slugify(value, only_ascii=True)
-    except ImportError:
-        from django.utils.text import slugify as _slugify
-
-        return _slugify(value, allow_unicode=False)
+from django.utils.text import slugify
 
 
 class SlugFormatter(Formatter):
@@ -24,7 +14,7 @@ def format_field(self, value, format_spec):
         if precision:
             precision = int(precision.lstrip("."))
         if ftype == "slug":
-            return slugify(value)[:precision]
+            return slugify(value, allow_unicode=False)[:precision]
         return super().format_field(value=value, format_spec=format_spec)
 
 
diff --git a/setup.cfg b/setup.cfg
index 87807a5..cf34d7f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -41,7 +41,6 @@ tests_require =
 
 [options.extras_require]
 slugify =
-    unicode-slugify
 
 [aliases]
 test = pytest