diff --git a/bcmdhd.cal b/bcmdhd.cal
index 8c1a42e..17fa2b3 100644
--- a/bcmdhd.cal
+++ b/bcmdhd.cal
@@ -8,6 +8,7 @@
 sromrev=9
 xtalfreq=37400
 nocrc=1
+disable_spuravoid=1
 ag0=0x2
 ag1=0x2
 ag2=0xff