diff --git a/include/openbsc/debug.h b/include/openbsc/debug.h
index 3feb7c3..de00b29 100644
--- a/include/openbsc/debug.h
+++ b/include/openbsc/debug.h
@@ -39,6 +39,7 @@
 	DV42BIS,
 	DPCU,
 	DVLR,
+	DIUCS,
 	Debug_LastEntry,
 };