diff --git a/src/backend/replication/logical/reorderbuffer.c b/src/backend/replication/logical/reorderbuffer.c
index 7378beb684..27332a4cfd 100644
--- a/src/backend/replication/logical/reorderbuffer.c
+++ b/src/backend/replication/logical/reorderbuffer.c
@@ -4610,6 +4610,11 @@ ReorderBufferToastReplace(ReorderBuffer *rb, ReorderBufferTXN *txn,
 	if (txn->toast_hash == NULL)
 		return;
 
+	toast_rel = RelationIdGetRelation(relation->rd_rel->reltoastrelid);
+	if (!RelationIsValid(toast_rel))
+		elog(ERROR, "could not open relation with OID %u",
+			 relation->rd_rel->reltoastrelid);
+
 	/*
 	 * We're going to modify the size of the change, so to make sure the
 	 * accounting is correct we'll make it look like we're removing the change
@@ -4624,11 +4629,6 @@ ReorderBufferToastReplace(ReorderBuffer *rb, ReorderBufferTXN *txn,
 
 	desc = RelationGetDescr(relation);
 
-	toast_rel = RelationIdGetRelation(relation->rd_rel->reltoastrelid);
-	if (!RelationIsValid(toast_rel))
-		elog(ERROR, "could not open relation with OID %u",
-			 relation->rd_rel->reltoastrelid);
-
 	toast_desc = RelationGetDescr(toast_rel);
 
 	/* should we allocate from stack instead? */