diff --git a/board/nm/netbird_v2/shield.h b/board/nm/netbird_v2/shield.h
index 319b015e57..bd748eedde 100644
--- a/board/nm/netbird_v2/shield.h
+++ b/board/nm/netbird_v2/shield.h
@@ -10,6 +10,7 @@
 
 #define SHIELD_COM_IO		0
 #define SHIELD_DUALCAN		1
+#define SHIELD_CAN_GNSS		2
 #define SHIELD_DUALCAN_PASSIVE	3
 
 struct shield_t{
diff --git a/board/nm/nrhw20/shield.h b/board/nm/nrhw20/shield.h
index 319b015e57..bd748eedde 100644
--- a/board/nm/nrhw20/shield.h
+++ b/board/nm/nrhw20/shield.h
@@ -10,6 +10,7 @@
 
 #define SHIELD_COM_IO		0
 #define SHIELD_DUALCAN		1
+#define SHIELD_CAN_GNSS		2
 #define SHIELD_DUALCAN_PASSIVE	3
 
 struct shield_t{
diff --git a/board/nm/nrhw24/shield.h b/board/nm/nrhw24/shield.h
index 319b015e57..bd748eedde 100644
--- a/board/nm/nrhw24/shield.h
+++ b/board/nm/nrhw24/shield.h
@@ -10,6 +10,7 @@
 
 #define SHIELD_COM_IO		0
 #define SHIELD_DUALCAN		1
+#define SHIELD_CAN_GNSS		2
 #define SHIELD_DUALCAN_PASSIVE	3
 
 struct shield_t{