diff --git a/debian/changelog b/debian/changelog
index 2dcff5e..6a08a81 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -10,6 +10,7 @@
   * Update Homepage, Vcs-Browser and Vcs-Git control fields.
   * Add git-buildpackage configuration suitable for new Git repository layout.
   * Bump Standards-version to 3.9.2 (no changes required).
+  * Convert to 3.0 (quilt) source format.
 
  -- metche developers <metche@lists.riseup.net>  Sun, 22 May 2011 12:31:42 +0200
 
diff --git a/debian/source/format b/debian/source/format
index d3827e7..163aaf8 100644
--- a/debian/source/format
+++ b/debian/source/format
@@ -1 +1 @@
-1.0
+3.0 (quilt)