diff --git a/deparse.c b/deparse.c
index 0555b95..5011c60 100644
--- a/deparse.c
+++ b/deparse.c
@@ -1777,7 +1777,11 @@ deparseArrayRef(ArrayRef *node, deparse_expr_cxt *context)
 		{
 			deparseExpr(lfirst(lowlist_item), context);
 			appendStringInfoChar(buf, ':');
+#if PG_VERSION_NUM>=130000
+			lowlist_item = lnext(node->reflowerindexpr, lowlist_item);
+#else
 			lowlist_item = lnext(lowlist_item);
+#endif
 		}
 		deparseExpr(lfirst(uplist_item), context);
 		appendStringInfoChar(buf, ']');
@@ -1840,7 +1844,11 @@ deparseFuncExpr(FuncExpr *node, deparse_expr_cxt *context)
 	{
 		if (!first)
 			appendStringInfoString(buf, ", ");
+#if PG_VERSION_NUM>=130000
+		if (use_variadic && lnext(node->args, arg) == NULL)
+#else
 		if (use_variadic && lnext(arg) == NULL)
+#endif
 			appendStringInfoString(buf, "VARIADIC ");
 		deparseExpr((Expr *) lfirst(arg), context);
 		first = false;
@@ -2168,7 +2176,11 @@ deparseAggref(Aggref *node, deparse_expr_cxt *context)
 				first = false;
 
 				/* Add VARIADIC */
+#if PG_VERSION_NUM>=130000
+				if (use_variadic && lnext(node->args, arg) == NULL)
+#else
 				if (use_variadic && lnext(arg) == NULL)
+#endif
 					appendStringInfoString(buf, "VARIADIC ");
 
 				deparseExpr((Expr *) n, context);
diff --git a/vops.c b/vops.c
index 80928ab..043e80b 100644
--- a/vops.c
+++ b/vops.c
@@ -1185,7 +1185,7 @@ static void insert_tuple(Datum* values, bool* nulls)
 	HeapTuple tup = heap_form_tuple(RelationGetDescr(rel), values, nulls);
 #if PG_VERSION_NUM>=120000
 	ExecStoreHeapTuple(tup, slot, true);
-	simple_table_insert(rel, slot);
+	simple_table_tuple_insert(rel, slot);
 #else
 	ExecStoreTuple(tup, slot, InvalidBuffer, true);
 	simple_heap_insert(rel, slot->tts_tuple);