fix gcc6.1.1 qmake isystem error

1 files changed, 1 insertions, 1 deletions

diff --git a/PKGBUILD b/PKGBUILD
index 5be6ee030280..5e4e165f65e2 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -40,7 +40,7 @@ prepare() {
 
 build() {
   cd "${srcdir}/${pkgname}/build"
-  qmake-qt5 -r .. PREFIX=/usr
+  qmake-qt5 -r .. QMAKE_CFLAGS_ISYSTEM= PREFIX=/usr
   make
 }