diff --git a/sql/swh-graph/dump-swh-graph.sql b/sql/swh-graph/dump-swh-graph.sql
index ba25263..57e232b 100644
--- a/sql/swh-graph/dump-swh-graph.sql
+++ b/sql/swh-graph/dump-swh-graph.sql
@@ -1,7 +1,7 @@
-\copy directory (id, dir_entries, file_entries, rev_entries, object_id) to program 'gzip -c > directory.csv.gz' (format csv);
-\copy directory_entry_dir (id, name, target) to program 'gzip -c > directory_entry_dir.csv.gz' (format csv);
-\copy directory_entry_file (id, name, target) to program 'gzip -c > directory_entry_file.csv.gz' (format csv);
-\copy directory_entry_rev (id, name, target) to program 'gzip -c > directory_entry_rev.csv.gz' (format csv);
-\copy revision (id, directory, object_id) to program 'gzip -c > revision.csv.gz' (format csv);
-\copy revision_history (id, parent_id, parent_rank) to program 'gzip -c > revision_history.csv.gz' (format csv);
-\copy release (id, target, object_id) to program 'gzip -c > revision_history.csv.gz' (format csv);
+\copy directory (id, dir_entries, file_entries, rev_entries, object_id) to program 'pigz -c > directory.csv.gz' (format csv);
+\copy directory_entry_dir (id, name, target) to program 'pigz -c > directory_entry_dir.csv.gz' (format csv);
+\copy directory_entry_file (id, name, target) to program 'pigz -c > directory_entry_file.csv.gz' (format csv);
+\copy directory_entry_rev (id, name, target) to program 'pigz -c > directory_entry_rev.csv.gz' (format csv);
+\copy revision (id, directory, object_id) to program 'pigz -c > revision.csv.gz' (format csv);
+\copy revision_history (id, parent_id, parent_rank) to program 'pigz -c > revision_history.csv.gz' (format csv);
+\copy release (id, target, target_type, object_id) to program 'pigz -c > release.csv.gz' (format csv);