diff --git a/debian/changelog b/debian/changelog
index 6f4789a..f721a61 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+uvloop (0.16.0+ds1-3) UNRELEASED; urgency=medium
+
+ * Remove constraints unnecessary since buster:
+ + Build-Depends: Drop versioned constraint on cython3.
+
+ -- Debian Janitor <janitor@jelmer.uk> Thu, 01 Sep 2022 16:50:48 -0000
+
uvloop (0.16.0+ds1-2) unstable; urgency=medium
* Drop the package built for the Python debug interpreter (Closes: #994385)
diff --git a/debian/control b/debian/control
index bc2b2e2..20a3598 100644
--- a/debian/control
+++ b/debian/control
@@ -5,7 +5,7 @@ Maintainer: Piotr Ożarowski <piotr@debian.org>
Uploaders: Debian Python Team <team+python@tracker.debian.org>
Build-Depends: debhelper-compat (= 12), dh-python,
libuv1-dev,
- cython3 (>= 0.28),
+ cython3,
python3-all-dev,
python3-setuptools,
python3-psutil <!nocheck>,