diff --git a/dev-util/electron/electron-34.0.0.ebuild b/dev-util/electron/electron-34.0.0.ebuild
index beb0a296..1e6e3068 100644
--- a/dev-util/electron/electron-34.0.0.ebuild
+++ b/dev-util/electron/electron-34.0.0.ebuild
@@ -1739,6 +1739,7 @@ src_prepare() {
 				--exclude="*/uv/test/*" --exclude="*.rst" \
 				--exclude="*/cctest/*" --exclude="*/unittests/*" \
 				--exclude="*/test/data/*" --exclude="*/.eslintrc*" \
+				--exclude="*/buildtools/third_party/libc++/*" \
 				-p1 < "${S}/${patch_folder}/$i" || die
 			# eend $? || die
 			popd > /dev/null || die