diff --git a/extra/qt5-webengine/PKGBUILD b/extra/qt5-webengine/PKGBUILD
index 8241f578d..27e61fcdb 100644
--- a/extra/qt5-webengine/PKGBUILD
+++ b/extra/qt5-webengine/PKGBUILD
@@ -7,6 +7,7 @@
 #  - patch to use system ffmpeg
 
 buildarch=12
+highmem=1
 
 pkgname=qt5-webengine
 _qtver=5.8.0