diff --git a/debian/changelog b/debian/changelog
index 258cb2b..a10ad6e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,7 @@
 python-castellan (3.7.1-1) experimental; urgency=medium
 
   * New upstream release.
+  * Removed versions from (build-)depends when satisfied in Bullseye.
 
  -- Thomas Goirand <zigo@debian.org>  Mon, 08 Mar 2021 09:59:21 +0100
 
diff --git a/debian/control b/debian/control
index 371f0d6..e0ce67a 100644
--- a/debian/control
+++ b/debian/control
@@ -14,7 +14,7 @@
  python3-sphinx,
 Build-Depends-Indep:
  python3-barbicanclient,
- python3-cryptography (>= 2.7),
+ python3-cryptography,
  python3-fixtures,
  python3-hacking,
  python3-keystoneauth1,
@@ -57,7 +57,7 @@
 Architecture: all
 Depends:
  python3-barbicanclient,
- python3-cryptography (>= 2.7),
+ python3-cryptography,
  python3-keystoneauth1,
  python3-oslo.config,
  python3-oslo.context,