diff --git a/pyproject.toml b/pyproject.toml
index 6e69630..01f510d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "web-sand"
-version = "4.0.0"
+version = "4.0.1"
 description = "UI for browsing/editing semantic descriptions"
 authors = ["Binh Vu <binh@toan2.com>"]
 repository = "https://github.com/usc-isi-i2/sand"
@@ -16,7 +16,7 @@ sand = 'sand.__main__:cli'
 # restricting the upper bound python version to 3.12, due to RestrictedPython dependency.
 python = ">=3.9, <3.12"
 kgdata = "^6.0.0"
-sem-desc = "^6.0.0"
+sem-desc = "^6.8.0"
 peewee = "^3.15.2"
 Flask = "^2.2.2"
 python-dotenv = ">= 0.19.0, < 0.20.0"
@@ -25,7 +25,7 @@ gena = "^1.6.4"
 loguru = "^0.7.0"
 orjson = ">= 3.9.0, < 4.0.0"
 drepr = "^2.10.0"
-rsoup = "^3.0.2"
+rsoup = "^3.1.7"
 nh3 = "^0.2.13"
 RestrictedPython = "^6.1"
 
diff --git a/sand/commands/load.py b/sand/commands/load.py
index 80c59b2..04308c0 100644
--- a/sand/commands/load.py
+++ b/sand/commands/load.py
@@ -67,16 +67,14 @@ def convert_linked_table(tbl: FullTable) -> Tuple[Table, List[TableRow]]:
     Note that the project of the table is not set, which is supposed to be set later.
     """
     context_values = [
-        Value("entityid", str(entityid)) for entityid in tbl.context.page_entities
+        Value("entityid", str(entityid)) for entityid in tbl.context.entities
     ]
 
     if tbl.context.page_url is not None:
         context_page = ContextPage(
             tbl.context.page_url,
             tbl.context.page_title or "",
-            str(tbl.context.page_entities[0])
-            if len(tbl.context.page_entities) > 0
-            else None,
+            (str(tbl.context.entities[0]) if len(tbl.context.entities) > 0 else None),
         )
     else:
         context_page = None
diff --git a/sand/serializer.py b/sand/serializer.py
index 04b4c98..a9b44ee 100644
--- a/sand/serializer.py
+++ b/sand/serializer.py
@@ -80,10 +80,7 @@ def serialize_graph(
                 {
                     "id": str(n.id),
                     "uri": n.abs_uri,
-                    "label": assert_not_null(n.readable_label),
-                    # "label": tmp.readable_label
-                    # if (tmp := ontclass_ar.get_by_uri(n.abs_uri)) is not None
-                    # else n.rel_uri,
+                    "label": n.label,
                     "approximation": n.approximation,
                     "type": "class_node",
                 }
@@ -121,7 +118,7 @@ def serialize_graph(
             "source": str(e.source),
             "target": str(e.target),
             "uri": e.abs_uri,
-            "label": assert_not_null(e.readable_label),
+            "label": e.label,
             # "label": e.readable_label
             # or (
             #     tmp.readable_label