diff --git a/README.md b/README.md
index f7ce4eb..e1e44e3 100644
--- a/README.md
+++ b/README.md
@@ -46,10 +46,10 @@ These numbers can be used in test mode to simulate a transaction. For more infor
 Card numbers in *bold* have beed tested.
 
 * *4000 0000 0000 0077*	Charge succeeds and funds will be added directly to your available balance (bypassing your pending balance).
-* 4000 0000 0000 0093	Charge succeeds and domestic pricing is used (other test cards use international pricing). This card is only significant in countries with split pricing.
-* 4000 0000 0000 0010	The address_line1_check and address_zip_check verifications fail. If your account is blocking payments that fail postal code validation, the charge is declined.
-* 4000 0000 0000 0028	Charge succeeds but the address_line1_check verification fails.
-* 4000 0000 0000 0036	The address_zip_check verification fails. If your account is blocking payments that fail postal code validation, the charge is declined.
+* *4000 0000 0000 0093*	Charge succeeds and domestic pricing is used (other test cards use international pricing). This card is only significant in countries with split pricing.
+* *4000 0000 0000 0010*	The address_line1_check and address_zip_check verifications fail. If your account is blocking payments that fail postal code validation, the charge is declined.
+* *4000 0000 0000 0028*	Charge succeeds but the address_line1_check verification fails.
+* *4000 0000 0000 0036*	The address_zip_check verification fails. If your account is blocking payments that fail postal code validation, the charge is declined.
 * 4000 0000 0000 0044	Charge succeeds but the address_zip_check and address_line1_check verifications are both unavailable.
 * 4000 0000 0000 0101	If a CVC number is provided, the cvc_check fails. If your account is blocking payments that fail CVC code validation, the charge is declined.
 * 4000 0000 0000 0341	Attaching this card to a Customer object succeeds, but attempts to charge the customer fail.