diff --git a/debian/python3-osm-nbi.postinst b/debian/python3-osm-nbi.postinst
index 769c250..c2400c6 100755
--- a/debian/python3-osm-nbi.postinst
+++ b/debian/python3-osm-nbi.postinst
@@ -20,9 +20,9 @@
 echo "POST INSTALL OSM-NBI"
 echo "Installing python dependencies via pip..."
 
-pip3 install pip==9.0.3
-pip3 install cherrypy==18.1.2
-pip3 install keystoneauth1
+python3 -m pip install -U pip
+python3 -m pip install cherrypy==18.1.2
+python3 -m pip install keystoneauth1
 
 #Creation of log folder
 mkdir -p /var/log/osm