diff --git a/extra/x42-plugins/PKGBUILD b/extra/x42-plugins/PKGBUILD
index 864ff1aae..21dc35db0 100644
--- a/extra/x42-plugins/PKGBUILD
+++ b/extra/x42-plugins/PKGBUILD
@@ -9,7 +9,7 @@ pkgname=(
   x42-plugins
   x42-plugins-{lv2,standalone}
 )
-pkgver=20230706
+pkgver=20230914
 pkgrel=1
 pkgdesc="Professional audio processing units available as LV2-plugin and JACK-application"
 arch=(x86_64)
@@ -44,15 +44,18 @@ source=(
   $pkgname.png::https://x42-plugins.com/x42/static/img/x42.png
   $pkgname.directory
   $pkgname.menu
+  $pkgbase-20230914-lv2_extension.patch::https://github.com/x42/zconvo.lv2/commit/ec2ff40b5f9701fdc2e3944657f3737b89be4b18.patch
 )
-sha512sums=('69deb0743e41a4d7d9663fd593b031898612e7fd644005f4af5b02db5f97c4fde41f0bc21cb6e41bddda1d02503d24a2098906bd319e68ce252517f1d796014a'
+sha512sums=('b0bd0547290bc7dbf19c91a84e41173d51cef511985d5570cb215b8b9a2e6ecd1335e17f9c02102eef57216fce7735c7425642e7b53a9d7489093912dd5cf747'
             '956fdd8e04c846d06a5267d1748916744418e0ddfce0ac2e9dd3a1c1376aea61499177af80709d9fe78f8c0c2ddcbf9f9e5b2e413adc9a7eca9b648a87ad4860'
             'fef75b22b2c1fed8586af4dfd01ea291a7c1506e80ce384f05f13dc04c4b7e3e934003c20d89ae94f36ad1021b7ad75097da836ca30ee965b4107b559305b496'
-            '411015b0feb8a289272cb821afa7e2a284d3e9d994a446baa73b3a6ce0f0ebd1e94c4cb3392a0afb1d741ce6d8b2d14c9bd124a0684b830275b4ba8e14680aa3')
-b2sums=('3d5032a56ae22d1cd3887586c1643aec68764b0497766efa103cdd6b4c130e5fe96434c09abe7385c4ac3b4782b20e3d981a01e0d94de5bfd9428a2f9a6e7793'
+            '411015b0feb8a289272cb821afa7e2a284d3e9d994a446baa73b3a6ce0f0ebd1e94c4cb3392a0afb1d741ce6d8b2d14c9bd124a0684b830275b4ba8e14680aa3'
+            '0edd7ad8c730c090dd28575fe081fc87c7cd6c9a3098bd630c49bc4135bdb583c7fdd11961d676634a4d709ddfbb4e1e7bd1a2022d001a243c1fb8cc7de4b4e0')
+b2sums=('2e2c16c795f4a6b296f5994d662f5f46ea66e4cac30b6a910477b8544d9ca5e6756e8d19136b0b4bd0891b8c71e0ad26b0b3b801cc1dbe4d6c155139886f483c'
         '35a8cfcdf7f8c57ba655049a6d75b3bf9d253c25702a3f191d3f6cab215887f7de5025d025993861ae88c1b4daae132e9cc1ddf083e5b822f1b53a683c0fcaa3'
         'fb6557cd2e8b83dae1cb38503f2a72093085ddcc0a4ba2e5e0375f7063b83b3fb4180091ce10524cd336eeb33cffed45ada93055b960c9189f83d664216b33ee'
-        '9c695f58099fcbfdce3e693e491d851ff7894a650ea12e079894176ef054b5f592785467c286bd8feaa340fdcdfb53d930b3a44ea890112e3fc1a4d172beb243')
+        '9c695f58099fcbfdce3e693e491d851ff7894a650ea12e079894176ef054b5f592785467c286bd8feaa340fdcdfb53d930b3a44ea890112e3fc1a4d172beb243'
+        'e95bbe66733585197b56ef28ec440481c43d351e1a1aefe4e21575c33dfbcb3871f2768d931b128556f6ad686242b525c138e5374bebb0d613a33ef66f004fd9')
 
 _names=(
   darc
@@ -169,6 +172,7 @@ prepare() {
   done
   sed -e '/Categories/d' -i *.desktop
 
+  patch -Np1 -d $pkgname-$pkgver/zconvo.lv2 -i ../../$pkgbase-20230914-lv2_extension.patch
   cd $pkgname-$pkgver
   # moving images to correct location so installation is not such a hassle later on
   mv -v fat1.lv2/img/x42{_,-}fat1.png