diff --git a/scripts/upgrade b/scripts/upgrade
index 570c94e..cd7cb28 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -70,7 +70,7 @@ ynh_abort_if_errors
 #=================================================
 
 wget --no-verbose https://pkg.jenkins.io/debian-stable/binary/jenkins_${jenkins_version}_all.deb
-dpkg --install jenkins_${jenkins_version}_all.deb
+dpkg --install --force-confold jenkins_${jenkins_version}_all.deb
 
 #=================================================
 # FIX JENKINS SETUP