diff --git a/drivers/net/ethernet/cavium/Kconfig b/drivers/net/ethernet/cavium/Kconfig
index 6365fb4242be..fc3d8e3ee807 100644
--- a/drivers/net/ethernet/cavium/Kconfig
+++ b/drivers/net/ethernet/cavium/Kconfig
@@ -4,7 +4,7 @@
 
 config NET_VENDOR_CAVIUM
 	tristate "Cavium ethernet drivers"
-	depends on PCI
+	depends on PCI && 64BIT
 	---help---
 	  Enable support for the Cavium ThunderX Network Interface
 	  Controller (NIC). The NIC provides the controller and DMA