diff --git a/x11/qt5/qtwebengine/Makefile b/x11/qt5/qtwebengine/Makefile
index 3fd9b45b8ef..3d786e78166 100644
--- a/x11/qt5/qtwebengine/Makefile
+++ b/x11/qt5/qtwebengine/Makefile
@@ -10,6 +10,8 @@ QT5NAME =		QtWebEngine
 KDE_COMMIT =		a5d11cd6f8c487443c15c7e3a6cd8090b65cb313
 KDE_VERSION =		0
 
+REVISION =		0
+
 # https://invent.kde.org/qt/qt/qtwebengine-chromium/-/commits/87-based?ref_type=heads
 DIST_TUPLE +=	kde qt qt/qtwebengine-chromium \
 		6d29e9cfcfffa7632cc3858ceaf8940677ba9c91 src/3rdparty
diff --git a/x11/qt5/qtwebengine/patches/patch-src_3rdparty_chromium_third_party_skia_third_party_skcms_src_Transform_inl_h b/x11/qt5/qtwebengine/patches/patch-src_3rdparty_chromium_third_party_skia_third_party_skcms_src_Transform_inl_h
new file mode 100644
index 00000000000..3d8ef5e2ab5
--- /dev/null
+++ b/x11/qt5/qtwebengine/patches/patch-src_3rdparty_chromium_third_party_skia_third_party_skcms_src_Transform_inl_h
@@ -0,0 +1,17 @@
+Index: src/3rdparty/chromium/third_party/skia/third_party/skcms/src/Transform_inl.h
+--- src/3rdparty/chromium/third_party/skia/third_party/skcms/src/Transform_inl.h.orig
++++ src/3rdparty/chromium/third_party/skia/third_party/skcms/src/Transform_inl.h
+@@ -159,8 +159,13 @@ SI F F_from_Half(U16 half) {
+ #elif defined(USING_AVX512F)
+     return (F)_mm512_cvtph_ps((__m256i)half);
+ #elif defined(USING_AVX_F16C)
++#if defined(__clang__) && __clang_major__ >= 15 // for _Float16 support
++    typedef _Float16 __attribute__((vector_size(16))) F16;
++    return __builtin_convertvector((F16)half, F);
++#else
+     typedef int16_t __attribute__((vector_size(16))) I16;
+     return __builtin_ia32_vcvtph2ps256((I16)half);
++#endif // defined(__clang))
+ #else
+     U32 wide = cast<U32>(half);
+     // A half is 1-5-10 sign-exponent-mantissa, with 15 exponent bias.