diff --git a/testing/evolution-etesync/APKBUILD b/testing/evolution-etesync/APKBUILD
new file mode 100644
index 00000000000..60e76c21830
--- /dev/null
+++ b/testing/evolution-etesync/APKBUILD
@@ -0,0 +1,35 @@
+# Maintainer: Samuel Kalbfleisch <contact+alpine@mallory.re>
+pkgname=evolution-etesync
+pkgver=1.1.1
+pkgrel=0
+pkgdesc="EteSync plugin for Evolution"
+url="https://gitlab.gnome.org/GNOME/evolution-etesync"
+# s390x and riscv64 blocked by libetebase/rust/cargo
+arch="all !s390x !riscv64"
+license="LGPL-2.1-or-later"
+makedepends="cmake ninja evolution evolution-dev evolution-data-server-dev libetebase libetebase-dev intltool"
+source="
+$pkgname-$pkgver.tar.gz::https://gitlab.gnome.org/GNOME/evolution-etesync/-/archive/$pkgver/evolution-etesync-$pkgver.tar.gz
+master_time_t-fix.patch
+master_cmake-version.patch
+"
+subpackages="$pkgname-lang"
+options="!check" # no tests
+
+build() {
+	cmake -B build \
+		-DCMAKE_INSTALL_PREFIX=/usr \
+		-DBUILD_SHARED_LIBS=True \
+		-DCMAKE_BUILD_TYPE=None .
+	cmake --build build
+}
+
+package() {
+	DESTDIR="$pkgdir" cmake --install build
+}
+
+sha512sums="
+a3831a1bafb0c3f392b0b727dcdb4bedef70771b01c5c92982280314eebd342fbc7d5b7bf0c3f730c4b4e349dc54479474869830538a754276d7e4697bdde91a  evolution-etesync-1.1.1.tar.gz
+63a89d9c0dbe6d4ffe50559d53c0e0445f678fddf3b196a3359752e922d331057414996ca6b1b5ea849ddbcf7090e5b86efd5acdca1cf862b597160de38713a9  master_time_t-fix.patch
+8a389d998cb4212b6da836d2bedeba7460ee5b9646f65d1c0f45d896e562a71aa4dd82401502c8d5bd08f1d7e3b7a81a6153a198015c0df9b525b52df1e1525e  master_cmake-version.patch
+"
diff --git a/testing/evolution-etesync/master_cmake-version.patch b/testing/evolution-etesync/master_cmake-version.patch
new file mode 100644
index 00000000000..54ab378a3e4
--- /dev/null
+++ b/testing/evolution-etesync/master_cmake-version.patch
@@ -0,0 +1,27 @@
+From e35eb4084807437f372444e03885667f75598907 Mon Sep 17 00:00:00 2001
+From: Roman Kovtyukh <HelloDearGrandma@gmail.com>
+Date: Fri, 13 Jun 2025 00:57:41 +0100
+Subject: [PATCH] Upgrade minimum required cmake to 3.15
+
+In CMake 4.0
+> Compatibility with CMake < 3.5 has been removed from CMake.
+
+https://cmake.org/cmake/help/latest/release/4.0.html#deprecated-and-removed-features
+---
+ CMakeLists.txt | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 57cdba8..b07d850 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -1,7 +1,7 @@
+ # Evolution-EteSync build script
+ 
+-cmake_minimum_required(VERSION 3.1)
+-cmake_policy(VERSION 3.1)
++cmake_minimum_required(VERSION 3.15)
++cmake_policy(VERSION 3.15)
+ 
+ project(evolution-etesync
+ 	VERSION 1.1.2
diff --git a/testing/evolution-etesync/master_time_t-fix.patch b/testing/evolution-etesync/master_time_t-fix.patch
new file mode 100644
index 00000000000..91f448e3b8e
--- /dev/null
+++ b/testing/evolution-etesync/master_time_t-fix.patch
@@ -0,0 +1,31 @@
+From 13de48f73b894dcb1a29d5cec72e584669a948e8 Mon Sep 17 00:00:00 2001
+From: Samuel Kalbfleisch <contact+gnome@mallory.re>
+Date: Tue, 7 Jan 2025 17:27:59 +0100
+Subject: [PATCH] src/common/e-etesync-connection.c: Replace glong by time_t
+
+---
+ src/common/e-etesync-connection.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/common/e-etesync-connection.c b/src/common/e-etesync-connection.c
+index 72c432a..b212235 100644
+--- a/src/common/e-etesync-connection.c
++++ b/src/common/e-etesync-connection.c
+@@ -745,7 +745,7 @@ e_etesync_connection_list_existing_sync (EEteSyncConnection *connection,
+ 								EtebaseItemMetadata *item_meta;
+ 								const gchar *summary;
+ 								gchar *ical_str;
+-								glong now;
++								time_t now;
+ 
+ 								item_meta = etebase_item_get_meta (item);
+ 								summary = etebase_item_metadata_get_name (item_meta);
+@@ -892,7 +892,7 @@ e_etesync_connection_get_changes_sync (EEteSyncConnection *connection,
+ 							EtebaseItemMetadata *item_meta;
+ 							const gchar *summary;
+ 							gchar *ical_str;
+-							glong now;
++							time_t now;
+ 
+ 							item_meta = etebase_item_get_meta (item);
+ 							summary = etebase_item_metadata_get_name (item_meta);