diff --git a/openbsc/src/debug.c b/openbsc/src/debug.c
index f88a904..5dc2e0f 100644
--- a/openbsc/src/debug.c
+++ b/openbsc/src/debug.c
@@ -59,6 +59,7 @@
 	DEBUG_CATEGORY(DMEAS,  "DMEAS", "", "")
 	DEBUG_CATEGORY(DSCCP, "DSCCP", "", "")
 	DEBUG_CATEGORY(DMSC, "DMSC", "", "")
+	DEBUG_CATEGORY(DMGCP, "DMGCP", "", "")
 };
 
 static int use_color = 1;