--- orig/debian/changelog
+++ mod/debian/changelog
@@ -1,3 +1,13 @@
+elho-tools (11) stable; urgency=medium
+
+  * Update to Buster.
+  * Update to standards version 4.3.0.
+  * Install all binaries in /usr/bin.
+  * Workaround POSIX violation of shells that execute $(trap) in a
+    subshell, leading to always empty result.
+
+ -- Elmar Hoffmann <elho@elho.net>  Thu, 19 Dec 2019 16:05:06 +0100
+
 elho-tools (10) stable; urgency=medium
 
   * Add exit status codes to shell-tools library.
