--- a/windows_installer.mk	Sat Aug 13 18:17:10 2022 +0200
+++ b/windows_installer.mk	Sat Aug 13 23:18:01 2022 +0200
@@ -14,7 +14,7 @@
 msysdir=msys32
 MSYS_ROOT=$(CURDIR)/$(msysdir)
 
-XVFBRUN ?= xvfb-run
+XVFBRUN ?= xvfb-run -a
 
 mingw32dir=$(msysdir)/mingw32
 mingw32finaldir=installer/mingw32