diff --git a/requirements-swh.txt b/requirements-swh.txt
--- a/requirements-swh.txt
+++ b/requirements-swh.txt
@@ -1,4 +1,4 @@
 swh.storage >= 0.0.143
 swh.model >= 0.0.18
 swh.scheduler >= 0.0.39
-swh.loader.core >= 0.0.37
+swh.loader.core >= 0.0.66
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
@@ -540,9 +540,9 @@
            This also resets the internal instance variable state.
 
         """
-        self.maybe_load_contents(self._contents)
-        self.maybe_load_directories(self._directories)
-        self.maybe_load_revisions(self._revisions)
+        self.send_contents(self._contents)
+        self.send_directories(self._directories)
+        self.send_revisions(self._revisions)
 
         if self.done:  # finish line, snapshot!
             self.generate_and_load_snapshot(revision=self._last_revision,
@@ -572,7 +572,7 @@
         else:
             return None
         self.log.debug('snapshot: %s' % snap)
-        self.maybe_load_snapshot(snap)
+        self.send_snapshot(snap)
 
     def load_status(self):
         return {
diff --git a/swh/loader/svn/tests/conftest.py b/swh/loader/svn/tests/conftest.py
--- a/swh/loader/svn/tests/conftest.py
+++ b/swh/loader/svn/tests/conftest.py
@@ -16,27 +16,31 @@
 def swh_loader_config() -> Dict[str, Any]:
     return {
         'storage': {
-            'cls': 'memory',
+            'cls': 'pipeline',
+            'steps': [
+                {
+                    'cls': 'filter'
+                },
+                {
+                    'cls': 'buffer',
+                    'min_batch_size': {
+                        'content': 10000,
+                        'content_bytes': 1073741824,
+                        'directory': 2500,
+                        'revision': 10,
+                        'release': 100,
+                    },
+                },
+                {
+                    'cls': 'memory'
+                },
+            ]
         },
         'check_revision': {'limit': 100, 'status': False},
-        'content_packet_block_size_bytes': 104857600,
-        'content_packet_size': 10000,
-        'content_packet_size_bytes': 1073741824,
-        'content_size_limit': 104857600,
         'debug': False,
-        'directory_packet_size': 2500,
         'log_db': 'dbname=softwareheritage-log',
-        'occurrence_packet_size': 1000,
-        'release_packet_size': 1000,
-        'revision_packet_size': 10,
         'save_data': False,
         'save_data_path': '',
-        'send_contents': True,
-        'send_directories': True,
-        'send_occurrences': True,
-        'send_releases': True,
-        'send_revisions': True,
-        'send_snapshot': True,
         'temp_directory': '/tmp',
     }
 
diff --git a/swh/loader/svn/tests/test_loader.py b/swh/loader/svn/tests/test_loader.py
--- a/swh/loader/svn/tests/test_loader.py
+++ b/swh/loader/svn/tests/test_loader.py
@@ -30,26 +30,33 @@
 
 _LOADER_TEST_CONFIG = {
     'check_revision': {'limit': 100, 'status': False},
-    'content_packet_block_size_bytes': 104857600,
-    'content_packet_size': 10000,
-    'content_packet_size_bytes': 1073741824,
-    'content_size_limit': 104857600,
     'debug': False,
-    'directory_packet_size': 2500,
     'log_db': 'dbname=softwareheritage-log',
-    'occurrence_packet_size': 1000,
-    'release_packet_size': 1000,
-    'revision_packet_size': 10,
     'save_data': False,
     'save_data_path': '',
-    'send_contents': True,
-    'send_directories': True,
-    'send_occurrences': True,
-    'send_releases': True,
-    'send_revisions': True,
-    'send_snapshot': True,
-    'storage': {'args': {}, 'cls': 'memory'},
-    'temp_directory': '/tmp'
+    'temp_directory': '/tmp',
+    'max_content_size': 100 * 1024 * 1024,
+    'storage': {
+        'cls': 'pipeline',
+        'steps': [
+            {
+                'cls': 'filter'
+            },
+            {
+                'cls': 'buffer',
+                'min_batch_size': {
+                    'content': 10000,
+                    'content_bytes': 1073741824,
+                    'directory': 2500,
+                    'revision': 10,
+                    'release': 100,
+                },
+            },
+            {
+                'cls': 'memory'
+            },
+        ]
+    },
 }