diff --git a/scripts/install b/scripts/install
index e756737..48e6ff6 100644
--- a/scripts/install
+++ b/scripts/install
@@ -165,6 +165,7 @@ wget -nv https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.ph
 wpcli_alias="php $final_path/wp-cli.phar --allow-root --path=$final_path"
 
 $wpcli_alias plugin install simple-ldap-login
+$wpcli_alias plugin install http-authentication
 $wpcli_alias plugin install companion-auto-update
 
 #=================================================
@@ -208,6 +209,7 @@ fi
 #=================================================
 
 $wpcli_alias plugin activate simple-ldap-login
+# Do not activate http-authentication, this plugin is sometimes unstable
 $wpcli_alias plugin activate companion-auto-update
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index d497768..41784f5 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -153,8 +153,8 @@ update_plugin simple-ldap-login
 update_plugin companion-auto-update
 $wpcli_alias plugin activate companion-auto-update
 
-# Remove broken plugin http-authentication
-$wpcli_alias plugin is-installed http-authentication && $wpcli_alias plugin delete http-authentication
+# Disable broken plugin http-authentication
+$wpcli_alias plugin is-installed http-authentication && $wpcli_alias plugin deactivate http-authentication
 
 #=================================================
 # STORE THE CHECKSUM OF THE CONFIG FILE