diff --git a/debian/changelog b/debian/changelog
index b90fa5d..5fb2a8d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,12 @@
+sketch (1:0.3.7-13) UNRELEASED; urgency=medium
+
+ * Remove constraints unnecessary since buster:
+ + Build-Depends-Indep: Drop versioned constraint on texlive-pstricks.
+ + sketch-doc: Drop versioned constraint on sketch in Replaces.
+ + sketch-doc: Drop versioned constraint on sketch in Breaks.
+
+ -- Debian Janitor <janitor@jelmer.uk> Wed, 02 Mar 2022 06:04:45 -0000
+
sketch (1:0.3.7-12) unstable; urgency=medium
* Bug fix: "FTBFS: Error: /undefined in .setopacityalpha", thanks to
diff --git a/debian/control b/debian/control
index a4fc71c..91cdd81 100644
--- a/debian/control
+++ b/debian/control
@@ -16,7 +16,7 @@ Build-Depends-Indep: ghostscript,
texlive-latex-base,
texlive-latex-extra,
texlive-latex-recommended,
- texlive-pstricks (>=2009-6),
+ texlive-pstricks,
texlive-science
Homepage: http://www.frontiernet.net/~eugene.ressler
Standards-Version: 4.0.1
@@ -43,8 +43,6 @@ Architecture: all
Enhances: sketch
Section: doc
Depends: ${misc:Depends}
-Breaks: sketch (<< 1:0.3.7-7)
-Replaces: sketch (<< 1:0.3.7-7)
Description: Extra documentation for the sketch 3D line drawing system
Sketch is a simple system for producing line drawings of
three-dimensional objects and scenes. Sketch is intended to produce finely