diff --git a/common/cmd_pci.c b/common/cmd_pci.c
index 8a260df..358ca60 100644
--- a/common/cmd_pci.c
+++ b/common/cmd_pci.c
@@ -471,7 +471,7 @@
  *      pci modify[.b, .w, .l] bus.device.function [addr]
  *      pci write[.b, .w, .l] bus.device.function addr value
  */
-int do_pci (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_pci (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	ulong addr = 0, value = 0, size = 0;
 	pci_dev_t bdf = 0;