diff --git a/swh/loader/svn/loader.py b/swh/loader/svn/loader.py
--- a/swh/loader/svn/loader.py
+++ b/swh/loader/svn/loader.py
@@ -800,6 +800,11 @@
             root_dir=self.temp_dir,
         )
         self.svn_url = "file://%s" % self.repo_path
+        # At this time, since the temporary svn repository is mounted from the dump, we
+        # can drop the dump
+        os.remove(dump_path)
+        assert not os.path.exists(dump_path)
+
         super().prepare()
 
     def cleanup(self):