diff --git a/gtp/gtp.h b/gtp/gtp.h
index 5f35ab5..6582319 100644
--- a/gtp/gtp.h
+++ b/gtp/gtp.h
@@ -309,6 +309,7 @@
 extern int gtp_newpdp(struct gsn_t *gsn, struct pdp_t **pdp,
 		      uint64_t imsi, uint8_t nsapi);
 extern int gtp_freepdp(struct gsn_t *gsn, struct pdp_t *pdp);
+extern int gtp_freepdp_teardown(struct gsn_t *gsn, struct pdp_t *pdp);
 
 extern int gtp_create_context_req(struct gsn_t *gsn, struct pdp_t *pdp,
 				  void *cbp);