diff --git a/Kbuild b/Kbuild
index 9a2622f..fe20723 100755
--- a/Kbuild
+++ b/Kbuild
@@ -964,6 +964,10 @@
 CDEFINES += -DMSM_PLATFORM
 endif
 
+ifeq ($(CONFIG_ARCH_MSMCOBALT), y)
+CDEFINES += -DMSM_PLATFORM
+endif
+
 CDEFINES +=	-DQCA_SUPPORT_TXRX_LOCAL_PEER_ID
 
 ifeq ($(CONFIG_WLAN_TX_FLOW_CONTROL_V2), y)