diff --git a/include/osmocom/core/logging.h b/include/osmocom/core/logging.h
index 4a34c7d..9c49876 100644
--- a/include/osmocom/core/logging.h
+++ b/include/osmocom/core/logging.h
@@ -137,7 +137,8 @@
 #define DLNSDATA	-22	/*!< Osmocom NS layer data pdus */
 #define DLNSSIGNAL	-23	/*!< Osmocom NS layer signal pdus */
 #define DLIUUP		-24	/*!< Osmocom IuUP layer */
-#define OSMO_NUM_DLIB	24	/*!< Number of logging sub-systems in libraries */
+#define DLPFCP		-25	/*!< Osmocom Packet Forwarding Control Protocol */
+#define OSMO_NUM_DLIB	25	/*!< Number of logging sub-systems in libraries */
 
 /* Colors that can be used in log_info_cat.color */
 #define OSMO_LOGCOLOR_NORMAL NULL