diff --git a/swh/dataset/cli.py b/swh/dataset/cli.py
index a1aa8b3..6c129e6 100644
--- a/swh/dataset/cli.py
+++ b/swh/dataset/cli.py
@@ -1,116 +1,124 @@
 # Copyright (C) 2020 The Software Heritage developers
 # See the AUTHORS file at the top-level directory of this distribution
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
 # WARNING: do not import unnecessary things here to keep cli startup time under
 # control
 import os
 import pathlib
 
 import click
 
 from swh.core.cli import CONTEXT_SETTINGS
 from swh.core.cli import swh as swh_cli_group
 from swh.dataset.exporters.edges import GraphEdgesExporter
 from swh.dataset.journalprocessor import ParallelJournalProcessor
 
 
 @swh_cli_group.group(name="dataset", context_settings=CONTEXT_SETTINGS)
 @click.option(
     "--config-file",
     "-C",
     default=None,
     type=click.Path(exists=True, dir_okay=False),
     help="Configuration file.",
 )
 @click.pass_context
 def dataset_cli_group(ctx, config_file):
     """Software Heritage Dataset Tools"""
     from swh.core import config
 
     ctx.ensure_object(dict)
     conf = config.read(config_file)
     ctx.obj["config"] = conf
 
 
 @dataset_cli_group.group("graph")
 @click.pass_context
 def graph(ctx):
     """Manage graph export"""
     pass
 
 
 AVAILABLE_EXPORTERS = {
     "edges": GraphEdgesExporter,
 }
 
 
 @graph.command("export")
 @click.argument("export-path", type=click.Path())
 @click.option("--export-id", "-e", help="Unique ID of the export run.")
 @click.option(
     "--formats",
     "-f",
     type=click.STRING,
     default=",".join(AVAILABLE_EXPORTERS.keys()),
     show_default=True,
     help="Formats to export.",
 )
 @click.option("--processes", "-p", default=1, help="Number of parallel processes")
+@click.option(
+    "--exclude",
+    type=click.STRING,
+    help="Comma-separated list of object types to exclude",
+)
 @click.pass_context
-def export_graph(ctx, export_path, export_id, formats, processes):
+def export_graph(ctx, export_path, export_id, formats, exclude, processes):
     """Export the Software Heritage graph as an edge dataset."""
     import uuid
 
     config = ctx.obj["config"]
     if not export_id:
         export_id = str(uuid.uuid4())
 
+    exclude_obj_types = {o.strip() for o in exclude.split(",")}
     export_formats = [c.strip() for c in formats.split(",")]
     for f in export_formats:
         if f not in AVAILABLE_EXPORTERS:
             raise click.BadOptionUsage(
                 option_name="formats", message=f"{f} is not an available format."
             )
 
     # Run the exporter for each edge type.
     object_types = [
         "origin",
         "origin_visit",
         "origin_visit_status",
         "snapshot",
         "release",
         "revision",
         "directory",
         "content",
         "skipped_content",
     ]
     for obj_type in object_types:
+        if obj_type in exclude_obj_types:
+            continue
         exporters = [
             (
                 AVAILABLE_EXPORTERS[f],
                 {"export_path": os.path.join(export_path, f, obj_type)},
             )
             for f in export_formats
         ]
         parallel_exporter = ParallelJournalProcessor(
             config,
             exporters,
             export_id,
             obj_type,
             node_sets_path=pathlib.Path(export_path) / ".node_sets" / obj_type,
             processes=processes,
         )
         print("Exporting {}:".format(obj_type))
         parallel_exporter.run()
 
 
 @graph.command("sort")
 @click.argument("export-path", type=click.Path())
 @click.pass_context
 def sort_graph(ctx, export_path):
     config = ctx.obj["config"]
     from swh.dataset.exporters.edges import sort_graph_nodes
 
     sort_graph_nodes(export_path, config)