diff --git a/CLAUDE.md b/CLAUDE.md
index b4ead7d..b5483c7 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -45,6 +45,10 @@ Tests require a running Chrome/Chromium browser. They use `DashComposite` from `
 - `src/pages/*.py` — each page registers itself with `@register_page()` and owns its own layout and callbacks
 - `run.py` — dev entry point; exports `server` (Flask) for gunicorn
 
+### Module imports
+
+- always import modules from the app starting with `src.` (e.g. `src.utils.`, `src.pages.recherche`, etc.)
+
 ### Key pages
 
 | Page              | URL             | Purpose                                |
diff --git a/src/callbacks.py b/src/callbacks.py
index 9d791db..050a838 100644
--- a/src/callbacks.py
+++ b/src/callbacks.py
@@ -2,7 +2,7 @@ import polars as pl
 from dash import html
 
 from src.figures import DataTable
-from utils import add_links_in_dict, format_values, setup_table_columns
+from src.utils import add_links_in_dict, format_values, setup_table_columns
 
 
 def get_top_org_table(data, org_type: str, extra_columns: list):
diff --git a/src/pages/tableau.py b/src/pages/tableau.py
index 56fb9b8..4ea71c1 100644
--- a/src/pages/tableau.py
+++ b/src/pages/tableau.py
@@ -19,8 +19,7 @@ from dash import (
     register_page,
 )
 
-from figures import make_column_picker
-from src.figures import DataTable
+from src.figures import DataTable, make_column_picker
 from src.utils import (
     columns,
     df,
@@ -31,8 +30,8 @@ from src.utils import (
     meta_content,
     schema,
     sort_table_data,
+    prepare_table_data,
 )
-from utils import prepare_table_data
 
 update_date_timestamp = os.path.getmtime(os.getenv("DATA_FILE_PARQUET_PATH"))
 update_date = datetime.fromtimestamp(update_date_timestamp).strftime("%d/%m/%Y")