diff --git a/drivers/sqlboiler-psql/driver/override/main/singleton/psql_upsert.go.tpl b/drivers/sqlboiler-psql/driver/override/main/singleton/psql_upsert.go.tpl
index 1fe63a3d7..71c8472d8 100644
--- a/drivers/sqlboiler-psql/driver/override/main/singleton/psql_upsert.go.tpl
+++ b/drivers/sqlboiler-psql/driver/override/main/singleton/psql_upsert.go.tpl
@@ -21,11 +21,12 @@ func buildUpsertQueryPostgres(dia drivers.Dialect, tableName string, updateOnCon
 		columns,
 	)
 
+  buf.WriteByte('(')
+  buf.WriteString(strings.Join(conflict, ", "))
+
 	if !updateOnConflict || len(update) == 0 {
-		buf.WriteString("DO NOTHING")
+		buf.WriteString(") DO NOTHING")
 	} else {
-		buf.WriteByte('(')
-		buf.WriteString(strings.Join(conflict, ", "))
 		buf.WriteString(") DO UPDATE SET ")
 
 		for i, v := range update {