diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c
index c8f6573..4df8046 100644
--- a/drivers/block/ahci.c
+++ b/drivers/block/ahci.c
@@ -41,7 +41,7 @@
 #define WAIT_MS_SPINUP	20000
 #define WAIT_MS_DATAIO	5000
 #define WAIT_MS_FLUSH	5000
-#define WAIT_MS_LINKUP	40
+#define WAIT_MS_LINKUP	200
 
 static inline u32 ahci_port_base(u32 base, u32 port)
 {