diff --git a/profiles/desktop/package.mask b/profiles/desktop/package.mask
index 87e7da87..969ad7ba 100644
--- a/profiles/desktop/package.mask
+++ b/profiles/desktop/package.mask
@@ -15,3 +15,5 @@
 
 # 310M Optimus BUG: unable to handle kernel NULL pointer dereference at (null)
 ~x11-drivers/nvidia-drivers-340.76
+
+=sys-devel/bison-3.0.4-r1 # broken build