diff -r 8c44f02e7200 -r d605cc18549d debian/control
--- a/debian/control	Fri Apr 10 10:13:48 2020 +0800
+++ b/debian/control	Thu Apr 16 01:10:22 2020 +0800
@@ -7,7 +7,7 @@
  Pierre-Yves David <pierre-yves.david@logilab.fr>,
 Standards-Version: 3.9.3
 Build-Depends:
- mercurial (>= 4.5),
+ mercurial (>= 4.6),
  python,
  python3,
  debhelper (>= 10),
@@ -28,7 +28,7 @@
  ${python3:Depends},
  ${misc:Depends},
  ${sphinxdoc:Depends},
- mercurial (>= 4.5),
+ mercurial (>= 4.6),
 Built-Using: ${sphinxdoc:Built-Using}
 Description: evolve extension for Mercurial
  This package provides the experimental "evolve" extension for the Mercurial