diff --git a/docs/changes.rst b/docs/changes.rst
index c8487490..9e0d21d7 100644
--- a/docs/changes.rst
+++ b/docs/changes.rst
@@ -7,6 +7,7 @@ Unreleased
 Unreleased
 
 -   ``validate_on_submit`` takes a ``extra_validators`` parameters :pr:`479`
+-   Stop supporting Flask-Babelex :pr:`540`
 
 
 Version 1.1.0
diff --git a/src/flask_wtf/i18n.py b/src/flask_wtf/i18n.py
index 79432a1e..1cc0e9c5 100644
--- a/src/flask_wtf/i18n.py
+++ b/src/flask_wtf/i18n.py
@@ -1,13 +1,9 @@
 from babel import support
 from flask import current_app
 from flask import request
+from flask_babel import get_locale
 from wtforms.i18n import messages_path
 
-try:
-    from flask_babel import get_locale
-except ImportError:
-    from flask_babelex import get_locale
-
 __all__ = ("Translations", "translations")
 
 
diff --git a/tests/test_i18n.py b/tests/test_i18n.py
index ef432d60..5a2c3d98 100644
--- a/tests/test_i18n.py
+++ b/tests/test_i18n.py
@@ -6,9 +6,7 @@
 
 from flask_wtf import FlaskForm
 
-pytest.importorskip(
-    "flask_wtf.i18n", reason="Neither Flask-Babel nor Flask-BabelEx is installed."
-)
+pytest.importorskip("flask_wtf.i18n", reason="Flask-Babel is not installed.")
 
 
 class NameForm(FlaskForm):
@@ -32,10 +30,7 @@ def test_i18n(app, client):
     try:
         from flask_babel import Babel
     except ImportError:
-        try:
-            from flask_babelex import Babel
-        except ImportError:
-            pytest.skip("Flask-Babel or Flask-BabelEx must be installed.")
+        pytest.skip("Flask-Babel must be installed.")
 
     babel = Babel(app)
 
diff --git a/tox.ini b/tox.ini
index 7293c108..2e6de252 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 envlist =
     py3{11,10,9,8,7},pypy3{8,7}
-    py-{babelex,no-babel}
+    py-{no-babel}
     style
     docs
 
@@ -12,12 +12,6 @@ deps =
     Flask-Uploads
 commands = pytest -v --tb=short --basetemp={envtmpdir} {posargs}
 
-[testenv:py-babelex]
-deps =
-    -r requirements/tests.txt
-    Flask-BabelEx
-commands = pytest -v --tb=short --basetemp={envtmpdir} {posargs}
-
 [testenv:py-no-babel]
 deps = -r requirements/tests.txt
 commands = pytest -v --tb=short --basetemp={envtmpdir} {posargs}