diff --git a/packaging/aur/kst4contest-bin/.SRCINFO b/packaging/aur/kst4contest-bin/.SRCINFO
index c158ec4..2c89bb9 100644
--- a/packaging/aur/kst4contest-bin/.SRCINFO
+++ b/packaging/aur/kst4contest-bin/.SRCINFO
@@ -2,7 +2,7 @@ pkgbase = kst4contest-bin
 	pkgdesc = ON4KST Chat Client for VHF/UHF contest operation (pre-built)
 	pkgver = 1.41.1
 	pkgrel = 1
-	url = https://github.com/praktimarc/kst4contest
+	url = https://kst4contest.hamradioonline.de
 	arch = x86_64
 	license = GPL-3.0-only
 	depends = gst-plugins-base
diff --git a/packaging/aur/kst4contest-bin/PKGBUILD b/packaging/aur/kst4contest-bin/PKGBUILD
index d94cd42..9c061e5 100644
--- a/packaging/aur/kst4contest-bin/PKGBUILD
+++ b/packaging/aur/kst4contest-bin/PKGBUILD
@@ -4,7 +4,7 @@ pkgver=1.41.1
 pkgrel=1
 pkgdesc="ON4KST Chat Client for VHF/UHF contest operation (pre-built)"
 arch=('x86_64')
-url="https://github.com/praktimarc/kst4contest"
+url="https://kst4contest.hamradioonline.de"
 license=('GPL-3.0-only')
 depends=('gst-plugins-base' 'gst-plugins-good')
 provides=('kst4contest')
diff --git a/packaging/aur/kst4contest-git/.SRCINFO b/packaging/aur/kst4contest-git/.SRCINFO
index 6a72297..ed69dc0 100644
--- a/packaging/aur/kst4contest-git/.SRCINFO
+++ b/packaging/aur/kst4contest-git/.SRCINFO
@@ -2,7 +2,7 @@ pkgbase = kst4contest-git
 	pkgdesc = ON4KST Chat Client for VHF/UHF contest operation (git)
 	pkgver = 1.42.0.r145.gd885924
 	pkgrel = 1
-	url = https://github.com/praktimarc/kst4contest
+	url = https://kst4contest.hamradioonline.de
 	arch = x86_64
 	license = GPL-3.0-only
 	makedepends = java-environment=21
diff --git a/packaging/aur/kst4contest-git/PKGBUILD b/packaging/aur/kst4contest-git/PKGBUILD
index f32cba4..06e0cc0 100644
--- a/packaging/aur/kst4contest-git/PKGBUILD
+++ b/packaging/aur/kst4contest-git/PKGBUILD
@@ -4,7 +4,7 @@ pkgver=1.42.0.r145.gd885924
 pkgrel=1
 pkgdesc="ON4KST Chat Client for VHF/UHF contest operation (git)"
 arch=('x86_64')
-url="https://github.com/praktimarc/kst4contest"
+url="https://kst4contest.hamradioonline.de"
 license=('GPL-3.0-only')
 depends=('gst-plugins-base' 'gst-plugins-good')
 makedepends=('java-environment=21' 'maven' 'git')
diff --git a/packaging/aur/kst4contest/.SRCINFO b/packaging/aur/kst4contest/.SRCINFO
index e077129..01af721 100644
--- a/packaging/aur/kst4contest/.SRCINFO
+++ b/packaging/aur/kst4contest/.SRCINFO
@@ -2,7 +2,7 @@ pkgbase = kst4contest
 	pkgdesc = ON4KST Chat Client for VHF/UHF contest operation
 	pkgver = 1.41.1
 	pkgrel = 1
-	url = https://github.com/praktimarc/kst4contest
+	url = https://kst4contest.hamradioonline.de
 	arch = x86_64
 	license = GPL-3.0-only
 	makedepends = java-environment=21
diff --git a/packaging/aur/kst4contest/PKGBUILD b/packaging/aur/kst4contest/PKGBUILD
index 6c7b2b8..bf195a0 100644
--- a/packaging/aur/kst4contest/PKGBUILD
+++ b/packaging/aur/kst4contest/PKGBUILD
@@ -4,7 +4,7 @@ pkgver=1.41.1
 pkgrel=1
 pkgdesc="ON4KST Chat Client for VHF/UHF contest operation"
 arch=('x86_64')
-url="https://github.com/praktimarc/kst4contest"
+url="https://kst4contest.hamradioonline.de"
 license=('GPL-3.0-only')
 depends=('gst-plugins-base' 'gst-plugins-good')
 makedepends=('java-environment=21' 'maven')