diff --git a/sci-ml/kineto/files/kineto-0.4.0_p20250418-AppxClock.patch b/sci-ml/kineto/files/kineto-0.4.0_p20250418-AppxClock.patch
new file mode 100644
index 0000000000000..39bc428b65c04
--- /dev/null
+++ b/sci-ml/kineto/files/kineto-0.4.0_p20250418-AppxClock.patch
@@ -0,0 +1,10 @@
+--- a/libkineto_defs.bzl	2025-05-04 19:21:28.579198776 +0200
++++ b/libkineto_defs.bzl	2025-05-04 19:22:03.007328119 +0200
+@@ -81,6 +81,7 @@
+         "include/libkineto.h",
+         "include/time_since_epoch.h",
+         "include/output_base.h",
++        "src/ApproximateClock.h",
+     ]
+ 
+ # kineto code should be updated to not have to
diff --git a/sci-ml/kineto/kineto-0.4.0_p20250418.ebuild b/sci-ml/kineto/kineto-0.4.0_p20250418-r1.ebuild
similarity index 93%
rename from sci-ml/kineto/kineto-0.4.0_p20250418.ebuild
rename to sci-ml/kineto/kineto-0.4.0_p20250418-r1.ebuild
index e540031349478..85d8fd60e2531 100644
--- a/sci-ml/kineto/kineto-0.4.0_p20250418.ebuild
+++ b/sci-ml/kineto/kineto-0.4.0_p20250418-r1.ebuild
@@ -32,8 +32,13 @@ RESTRICT="!test? ( test )"
 
 PATCHES=(
 	"${FILESDIR}"/${PN}-0.4.0-gcc13.patch
+	"${FILESDIR}"/${P}-AppxClock.patch
 )
 
+src_prepare() {
+	cmake_src_prepare
+}
+
 src_configure() {
 	local mycmakeargs=(
 		-DLIBKINETO_THIRDPARTY_DIR="${EPREFIX}"/usr/include/