diff --git a/openbsc/include/openbsc/debug.h b/openbsc/include/openbsc/debug.h
index fc387cec3..1c2d75811 100644
--- a/openbsc/include/openbsc/debug.h
+++ b/openbsc/include/openbsc/debug.h
@@ -27,6 +27,8 @@
 
 #define DHO		0x80000
 
+#define DNAT		0x100000
+
 #ifdef DEBUG
 #define DEBUGP(ss, fmt, args...) debugp(ss, __FILE__, __LINE__, 0, fmt, ## args)
 #define DEBUGPC(ss, fmt, args...) debugp(ss, __FILE__, __LINE__, 1, fmt, ## args)
diff --git a/openbsc/src/debug.c b/openbsc/src/debug.c
index 6e99d4144..6e9213025 100644
--- a/openbsc/src/debug.c
+++ b/openbsc/src/debug.c
@@ -61,6 +61,7 @@ static const struct debug_info debug_info[] = {
 	DEBUG_CATEGORY(DMSC, "DMSC", "", "")
 	DEBUG_CATEGORY(DMGCP, "DMGCP", "", "")
 	DEBUG_CATEGORY(DHO, "DHO", "", "")
+	DEBUG_CATEGORY(DNAT, "DNAT", "", "")
 };
 
 static int use_color = 1;