diff --git a/include/hypopg_analyze.h b/include/hypopg_analyze.h
index 6cc85d7..fe1142c 100644
--- a/include/hypopg_analyze.h
+++ b/include/hypopg_analyze.h
@@ -45,6 +45,7 @@ Selectivity hypo_clauselist_selectivity(PlannerInfo *root, RelOptInfo *rel,
 /*--- Functions --- */
 
 Datum		hypopg_analyze(PG_FUNCTION_ARGS);
+Datum		hypopg_statistic(PG_FUNCTION_ARGS);
 #if PG_VERSION_NUM >= 100000
 void hypo_stat_remove(Oid tableid);
 #endif