diff --git a/flashrom.c b/flashrom.c
index e19f7f2..a47bfa0 100644
--- a/flashrom.c
+++ b/flashrom.c
@@ -121,7 +121,7 @@
 			size = getpagesize();
 		}
 
-		base = flashbase ? flashbase : (0xffffffff - size + 1);
+		base = flashbase && flashchips == first_flash ? flashbase : (0xffffffff - size + 1);
 		flash->virtual_memory = bios = physmap("flash chip", base, size);
 
 		if (force)