diff --git a/report_py3o/__manifest__.py b/report_py3o/__manifest__.py
index a05fa0ad3..f75641ce0 100644
--- a/report_py3o/__manifest__.py
+++ b/report_py3o/__manifest__.py
@@ -10,7 +10,10 @@
     "author": "XCG Consulting," "ACSONE SA/NV," "Odoo Community Association (OCA)",
     "website": "https://github.com/OCA/reporting-engine",
     "depends": ["web"],
-    "external_dependencies": {"python": ["py3o.template", "py3o.formats", "PyPDF2"]},
+    "external_dependencies": {
+        "python": ["py3o.template", "py3o.formats", "PyPDF2"],
+        "deb": ["libreoffice"],
+    },
     "data": [
         "security/ir.model.access.csv",
         "views/menu.xml",