diff --git a/docs/CREDITS b/docs/CREDITS
index a539463c5c..5e9864bc44 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -576,6 +576,7 @@ Cristina Talpiga
 Alexander Meshcheryakov
 Ryan Sawhill
 Thomas Jarosch
+Will Sowerbutts
 
 The libmad team
 The wavpack team
diff --git a/firmware/target/arm/as3525/sd-as3525v2.c b/firmware/target/arm/as3525/sd-as3525v2.c
index f1d21c04ab..45525610b3 100644
--- a/firmware/target/arm/as3525/sd-as3525v2.c
+++ b/firmware/target/arm/as3525/sd-as3525v2.c
@@ -571,6 +571,8 @@ static int sd_init_card(const int drive)
                  MCI_RESP|MCI_LONG_RESP, card_info[drive].csd))
         return -11;
 
+    mci_delay();
+
     sd_parse_csd(&card_info[drive]);
 
     if(drive == INTERNAL_AS3525) /* The OF is stored in the first blocks */