diff --git a/trunk/PKGBUILD b/trunk/PKGBUILD
index dbfaffe..9d966b4 100644
--- a/trunk/PKGBUILD
+++ b/trunk/PKGBUILD
@@ -13,16 +13,19 @@ makedepends=(python-distutils-extra)
 source=("https://launchpad.net/${pkgname}/trunk/$pkgver/+download/${pkgname}_${pkgver}-0%7E201%7Eubuntu16.04.1.tar.xz"
         "$pkgname.appdata.xml"
         "fix-wifi.patch"
-        "python3.patch")
+        "python3.patch"
+        "python3.9.patch")
 sha256sums=('4b3f63be3a671460a4ee2e4694077d0154fc5a663413e39a0dde4362b2703094'
             '42cb9b5a81924b6f8c4d484738413fc7178e94419c1cc12e03c059b8a43de41e'
             '1a5c01e010121368add29efe16e49128ebfa737d48e185886d90c8ca2846cbd9'
-            '555c3cfab67eb9661017dd25349be305cce308f040174bad59fafa96659258ab')
+            '555c3cfab67eb9661017dd25349be305cce308f040174bad59fafa96659258ab'
+            '0e12e98e58c497d3b7dc44da1b15eeb0a7a2dc1e75483b7ec1870c59b85ccf34')
 
 prepare() {
 	cd $pkgname-$pkgver
 	patch -Np0 -i ../fix-wifi.patch
 	patch -Np1 -i ../python3.patch
+	patch -Np1 -i ../python3.9.patch
 }
 
 build() {
diff --git a/trunk/python3.9.patch b/trunk/python3.9.patch
new file mode 100644
index 0000000..9693011
--- /dev/null
+++ b/trunk/python3.9.patch
@@ -0,0 +1,22 @@
+diff --git a/qreator_lib/Builder.py b/qreator_lib/Builder.py
+index 4c3c7be..e1c5b82 100644
+--- a/qreator_lib/Builder.py
++++ b/qreator_lib/Builder.py
+@@ -85,7 +85,7 @@ class Builder(Gtk.Builder):
+         tree = ElementTree()
+         tree.parse(filename)
+ 
+-        ele_widgets = tree.getiterator("object")
++        ele_widgets = tree.iter("object")
+         for ele_widget in ele_widgets:
+             name = ele_widget.attrib['id']
+             widget = self.get_object(name)
+@@ -107,7 +107,7 @@ class Builder(Gtk.Builder):
+             if connections:
+                 self.connections.extend(connections)
+ 
+-        ele_signals = tree.getiterator("signal")
++        ele_signals = tree.iter("signal")
+         for ele_signal in ele_signals:
+             self.glade_handler_dict.update(
+             {ele_signal.attrib["handler"]: None})