diff --git a/pyproject.toml b/pyproject.toml
index 7be2162c..6282cd4f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "django-jinja<3.0.0,>=2.11.0",
     "cryptography<45.0.0,>=44.0.0",
     "django-phonenumber-field<9.0.0,>=8.0.0",
-    "phonenumbers<9.0.0,>=8.13.52",
+    "phonenumbers>=8.13.52,<10.0.0",
     "reportlab<5.0.0,>=4.2.5",
     "django-haystack<4.0.0,>=3.3.0",
     "xapian-haystack<4.0.0,>=3.1.0",