diff --git a/ippisite/requirements-core.txt b/ippisite/requirements-core.txt
index 1746ec211b5b8a5f240e12b8ec00f7002fa974ea..1adab58f8a81b98c836e5cba93808964ffb1c0cf 100644
--- a/ippisite/requirements-core.txt
+++ b/ippisite/requirements-core.txt
@@ -17,7 +17,7 @@ sklearn
 scipy
 matplotlib==2.2.3 #Matplotlib 3.0+ does not support Python 2.x, 3.0, 3.1, 3.2, 3.3, or 3.4.
 # postgres driver
-psycopg2
+psycopg2-binary
 git+https://gitlab.pasteur.fr/hmenager/django-diu.git#egg=django_diu
 # openbabel is not installed from pip for now
 #openbabel