diff --git a/isisd/isis_lsp.h b/isisd/isis_lsp.h
index 92a5dfe..a35bfa7 100644
--- a/isisd/isis_lsp.h
+++ b/isisd/isis_lsp.h
@@ -87,7 +87,8 @@
 
 void lsp_search_and_destroy (u_char * id, dict_t * lspdb);
 void lsp_purge_pseudo (u_char * id, struct isis_circuit *circuit, int level);
-void lsp_purge_non_exist (struct isis_link_state_hdr *lsp_hdr,
+void lsp_purge_non_exist (int level,
+			  struct isis_link_state_hdr *lsp_hdr,
 			  struct isis_area *area);
 
 #define LSP_EQUAL 1