diff --git a/conf/install_amavis.conf.sample b/conf/install_amavis.conf.sample
index 3fc9ad0..b620f99 100644
--- a/conf/install_amavis.conf.sample
+++ b/conf/install_amavis.conf.sample
@@ -22,4 +22,4 @@ _MALWARE_PATROL_IN_USE=true
 _MALWERE_PATROL_FREE=false
 _MP_RECEIPT_NUMBER=106015125438
 _SECURITE_INFO_IN_USE=true
-_SI_AUTHORISATION_SIGNATURE=b0b7e94d3fcc8f3b1f128edd5830392361868cf0174723a9924ac25bf8b1b588cb974b50234e1bc1d9839dfe0ca6e1627733d90daf1399347b1046d20c2e3a89
+_SI_AUTHORISATION_SIGNATURE=abb4ec6b194639f3d123154f1b971843a3b8751d8c1bcdc7d07ed6db26621b11bca0e23d2a42b60aef3f7b7803a1466a964d90c7b1e82d67c7680c8f46b59a4e