diff --git a/srcpkgs/qemu/template b/srcpkgs/qemu/template
index df551037005..813842f9ec0 100644
--- a/srcpkgs/qemu/template
+++ b/srcpkgs/qemu/template
@@ -25,6 +25,7 @@ build_options_default="sdl"
 desc_option_gtk="Enable GTK display and use it by default"
 desc_option_sdl="Use SDL (1.x) video output"
 desc_option_sdl2="Use SDL (2.x) video output"
+vopt_conflict "sdl" "sdl2"
 
 do_configure() {
 	local args=