diff --git a/debian/changelog b/debian/changelog
index 7af89c1..371f752 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+teckit (2.5.10+ds1-4) UNRELEASED; urgency=medium
+
+  * Trim trailing whitespace.
+
+ -- Debian Janitor <janitor@jelmer.uk>  Tue, 28 Sep 2021 21:59:50 -0000
+
 teckit (2.5.10+ds1-3) unstable; urgency=medium
 
   * switch from symbols file to shlibs (Closes: #969152)
@@ -73,7 +79,7 @@
       standards 4.2.1 (no changes)
       add breaks/replaces on current texlive
   * d/copyright add Files-Excluded
-      update licensing of some files 
+      update licensing of some files
 
  -- Daniel Glassey <wdg@debian.org>  Wed, 31 Oct 2018 16:24:45 +0700
 
@@ -82,9 +88,9 @@
   * Initial release to Debian, Closes: #805054
   * +ds2 source removes expat source
   * Add patches from texlive-bin-2015.20150524.37493
-  * Upload to experimental to co-ordinate with debian-tex-maint  
+  * Upload to experimental to co-ordinate with debian-tex-maint
   * Conflict with texlive-binaries (<= 2015.20150524.37493-7)
-      both contain teckit_compile 
+      both contain teckit_compile
   * Improve description
   * Add Debian TeX and Norbert Preining as uploaders
 
diff --git a/debian/rules b/debian/rules
index 499c193..1fd71fa 100755
--- a/debian/rules
+++ b/debian/rules
@@ -12,4 +12,3 @@
 override_dh_install:
 	chrpath -d debian/tmp/usr/bin/* debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/*so*
 	dh_install
-