diff --git a/srcpkgs/python3-sabyenc3/template b/srcpkgs/python3-sabyenc3/template
index 5349d7d3a45..a5ff24d1cf2 100644
--- a/srcpkgs/python3-sabyenc3/template
+++ b/srcpkgs/python3-sabyenc3/template
@@ -12,3 +12,18 @@ license="LGPL-3.0-or-later"
 homepage="https://github.com/sabnzbd/sabyenc/"
 distfiles="$PYPI_SITE/s/sabyenc3/sabyenc3-$version.tar.gz"
 checksum=f3d65f2a70bcb13ef1beae0ff6bb3b69adae18497035f8cd4ffe4e5af1aa2f41
+
+pre_configure() {
+	vsed -i -e '
+		/-O3/d
+		/IS_X86 =/s/=.*/= False/
+		/IS_MACOS =/s/=.*/= False/
+		/IS_ARM =/s/=.*/= False/
+	' setup.py
+	case "$XBPS_TARGET_MACHINE" in
+	x86_64* | i686*)
+		vsed -i -e '/IS_X86 =/s/=.*/= True/' setup.py ;;
+	aarch64* | arm*)
+		vsed -i -e '/IS_ARM =/s/=.*/= True/' setup.py ;;
+	esac
+}