diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index 7ad4858..52b1ceb 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -738,7 +738,7 @@
 			     &bi->vendor);
 	pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
 			     &bi->type);
-	pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
+	pci_read_config_byte(bus->host_pci, PCI_REVISION_ID,
 			     &bi->rev);
 }