diff --git a/debian/changelog b/debian/changelog
index b24306f..ae21524 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+typespeed (0.6.5-5) UNRELEASED; urgency=medium
+
+ * Remove constraints unnecessary since buster (oldstable):
+ + Build-Depends: Replace dependency on transitional package libncurses5-dev
+ with replacement libtinfo6 (= 6.1+20181013-2+deb10u2), libncurses-dev (=
+ 6.1+20181013-2+deb10u2).
+
+ -- Debian Janitor <janitor@jelmer.uk> Thu, 23 Mar 2023 23:30:34 -0000
+
typespeed (0.6.5-4) unstable; urgency=medium
* QA upload.
diff --git a/debian/control b/debian/control
index 91331ed..ef3be0c 100644
--- a/debian/control
+++ b/debian/control
@@ -1,5 +1,5 @@
Source: typespeed
-Build-Depends: debhelper-compat (= 13), quilt, libncurses5-dev
+Build-Depends: debhelper-compat (= 13), quilt, libtinfo6 (= 6.1+20181013-2+deb10u2), libncurses-dev (= 6.1+20181013-2+deb10u2)
Section: games
Priority: optional
Maintainer: Debian QA Group <packages@qa.debian.org>