diff -Nru gcc-mingw-w64-22~exp1ubuntu3/debian/changelog gcc-mingw-w64-22~exp1ubuntu4/debian/changelog
--- gcc-mingw-w64-22~exp1ubuntu3/debian/changelog	2019-12-01 20:51:22.000000000 +0000
+++ gcc-mingw-w64-22~exp1ubuntu4/debian/changelog	2020-03-23 07:22:44.000000000 +0000
@@ -1,3 +1,9 @@
+gcc-mingw-w64 (22~exp1ubuntu4) focal; urgency=medium
+
+  * Build using GCC 9.3.
+
+ -- Matthias Klose <doko@ubuntu.com>  Mon, 23 Mar 2020 08:22:44 +0100
+
 gcc-mingw-w64 (22~exp1ubuntu3) focal; urgency=medium
 
   * Rebuild for isl soname change.