diff --git a/trytond-gis/setup.py b/trytond-gis/setup.py
index 861b4ad548..c4af12bb8d 100755
--- a/trytond-gis/setup.py
+++ b/trytond-gis/setup.py
@@ -46,6 +46,7 @@ else:
         major_version, minor_version)
 
 requires = ['geomet', get_require_version('trytond'), 'psycopg2 >= 2.0.14']
+tests_require = [get_require_version('trytond[test]')]
 
 setup(name=name,
     version=version,
@@ -80,6 +81,9 @@ setup(name=name,
     license='GPL-3',
     python_requires='>=3.9',
     install_requires=requires,
+    extras_require={
+        'test': tests_require,
+        },
     entry_points={
         'trytond.backend': [
             'postgis = trytond_gis.postgis',
diff --git a/trytond-gis/tox.ini b/trytond-gis/tox.ini
index 6690b2cd56..441270102a 100644
--- a/trytond-gis/tox.ini
+++ b/trytond-gis/tox.ini
@@ -3,6 +3,7 @@ envlist = py39,py310,py311,py312,py313
 
 [testenv]
 usedevelop = true
+extras = test
 commands =
     coverage run --omit=*/tests/* -m xmlrunner discover -s trytond.tests {posargs}
     coverage run -a --omit=*/tests/* -m xmlrunner discover -s trytond_gis.tests {posargs}