diff --git a/debian/changelog b/debian/changelog
index 7da5e1b..d747f33 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -9,6 +9,10 @@ cscope (15.9-2) UNRELEASED; urgency=medium
* Trim trailing whitespace.
* Set upstream metadata fields: Bug-Database, Repository.
* Avoid explicitly specifying -Wl,--as-needed linker flag.
+ * 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).
-- tony mancill <tmancill@debian.org> Fri, 11 Sep 2020 07:05:10 -0700
diff --git a/debian/control b/debian/control
index 87497f2..2a441a4 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: cscope
Section: devel
Priority: optional
Maintainer: tony mancill <tmancill@debian.org>
-Build-Depends: debhelper (>= 10), bison, flex, libncurses5-dev
+Build-Depends: debhelper (>= 10), bison, flex, libtinfo6 (= 6.1+20181013-2+deb10u2), libncurses-dev (= 6.1+20181013-2+deb10u2)
Standards-Version: 4.2.1
Vcs-Browser: https://salsa.debian.org/debian/cscope
Vcs-Git: https://salsa.debian.org/debian/cscope.git
