diff --git a/Dockerfile b/Dockerfile
index f6a3c3c9..807107a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,9 @@ FROM odoo:19.0
 
 USER root
 
-# Install all Python dependencies required by EnCoach custom addons
+# Install all Python dependencies required by EnCoach custom addons.
+# --ignore-installed: skip uninstalling system packages that lack RECORD files (e.g. Debian's typing_extensions).
 COPY new_project/requirements.txt /tmp/requirements.txt
-RUN pip install -r /tmp/requirements.txt --break-system-packages --no-warn-script-location
+RUN pip install -r /tmp/requirements.txt --break-system-packages --no-warn-script-location --ignore-installed
 
 USER odoo