diff --git a/ch01_intro.adoc b/ch01_intro.adoc
index 68c998b0..0fb329af 100644
--- a/ch01_intro.adoc
+++ b/ch01_intro.adoc
@@ -381,7 +381,7 @@ payment.
 
 Alice((("bitcoins", "receiving")))((("receiving bitcoins"))) uses the _Receive_ button, which displays a QR code, shown in <<wallet_receive>>.
 
-[role="width-40"]
+[role="width-50"]
 [[wallet_receive]]
 .Alice uses the Receive screen on her mobile Bitcoin wallet and displays her address in a QR code format
 image::images/mbc3_0101.png["Wallet receive screen with QR code displayed.  Image derived from Bitcoin Design Guide CC-BY"]