diff -Nru soundgrain-6.0.1/debian/changelog soundgrain-6.0.1/debian/changelog
--- soundgrain-6.0.1/debian/changelog	2022-10-23 18:15:11.000000000 +0000
+++ soundgrain-6.0.1/debian/changelog	2023-02-04 21:20:26.000000000 +0000
@@ -1,3 +1,10 @@
+soundgrain (6.0.1-4) unstable; urgency=medium
+
+  * Fix GTK error that makes soundgrain not start. Thanks to
+    Enrico Zini. (Closes: #1029099)
+
+ -- Tiago Bortoletto Vaz <tiago@debian.org>  Sat, 04 Feb 2023 16:20:26 -0500
+
 soundgrain (6.0.1-3) unstable; urgency=medium
 
   [ Debian Janitor ]
diff -Nru soundgrain-6.0.1/debian/copyright soundgrain-6.0.1/debian/copyright
--- soundgrain-6.0.1/debian/copyright	2022-10-23 18:11:10.000000000 +0000
+++ soundgrain-6.0.1/debian/copyright	2023-02-04 21:20:26.000000000 +0000
@@ -1,7 +1,7 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: SoundGrain
 Upstream-Contact: Olivier Bélanger <belangeo@gmail.com>
-Source: http://ajaxsoundstudio.com/software/soundgrain/
+Source: https://ajaxsoundstudio.com/software/soundgrain/
 
 Files: *
 Copyright: 2009 Olivier Bélanger
diff -Nru soundgrain-6.0.1/debian/patches/fixgtk.diff soundgrain-6.0.1/debian/patches/fixgtk.diff
--- soundgrain-6.0.1/debian/patches/fixgtk.diff	1970-01-01 00:00:00.000000000 +0000
+++ soundgrain-6.0.1/debian/patches/fixgtk.diff	2023-02-04 21:20:26.000000000 +0000
@@ -0,0 +1,21 @@
+Description: Fix GTK error by not checking some deprecated flags
+Author: Tiago Bortoletto Vaz <tiago@debian.org>
+Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1029099
+Last-Update: 2023-02-04
+
+Index: soundgrain/SoundGrain.py
+===================================================================
+--- soundgrain.orig/SoundGrain.py
++++ soundgrain/SoundGrain.py
+@@ -18,6 +18,11 @@ GNU General Public License for more deta
+ You should have received a copy of the GNU General Public License
+ along with SoundGrain.  If not, see <http://www.gnu.org/licenses/>.
+ """
++
++# Fix Bug#1029099
++import os
++os.environ["WXSUPPRESS_SIZER_FLAGS_CHECK"]="1"
++
+ import sys
+ import wx
+ sys.path.insert(0, '/usr/share/soundgrain')
diff -Nru soundgrain-6.0.1/debian/patches/series soundgrain-6.0.1/debian/patches/series
--- soundgrain-6.0.1/debian/patches/series	2022-10-23 18:11:48.000000000 +0000
+++ soundgrain-6.0.1/debian/patches/series	2023-02-04 21:17:52.000000000 +0000
@@ -1,3 +1,4 @@
 fix-pyo-imports.patch
 fix-install.patch
 set_package_field.patch
+fixgtk.diff