diff --git a/debian/changelog b/debian/changelog
index 160f1eb..f797cbc 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+reactphp-cache (0.5.0-2) UNRELEASED; urgency=medium
+
+  * Remove constraints unnecessary since stretch:
+    + Build-Depends: Drop versioned constraint on debhelper and pkg-php-tools.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Wed, 19 May 2021 21:22:28 -0000
+
 reactphp-cache (0.5.0-1) unstable; urgency=medium
 
   * New upstream version.
diff --git a/debian/control b/debian/control
index e76c6ac..926d4f2 100644
--- a/debian/control
+++ b/debian/control
@@ -5,8 +5,8 @@ Maintainer: Teckids Debian Task Force <tdtf@lists.teckids.org>
 Uploaders: Dominik George <natureshadow@debian.org>,
  Thorsten Glaser <tg@mirbsd.de>
 Build-Depends:
- debhelper (>= 11),
- pkg-php-tools (>= 1.7~)
+ debhelper,
+ pkg-php-tools
 Standards-Version: 4.2.1
 Homepage: https://github.com/reactphp/cache
 Vcs-Git: https://salsa.debian.org/tdtf-team/reactphp-cache.git