diff --git a/system-announce.deneb b/system-announce.deneb
deleted file mode 100644
index 01b338f..0000000
--- a/system-announce.deneb
+++ /dev/null
@@ -1,5 +0,0 @@
-# System announcements:                                   #
-#                                                         #
-# May-2019: Helvetios cluster is now in production!       #
-#           connect to: helvetios.epfl.ch                 #
-#                                                         #
diff --git a/system-announce.fidis b/system-announce.fidis
index c93d7a4..01ef6e0 100644
--- a/system-announce.fidis
+++ b/system-announce.fidis
@@ -1,11 +1,7 @@
 # System announcements:                                   #
 #                                                         #
-# ******************************************************* #
-# 12th of Nov 2019:                                       #
-#           fidis MAINTENANCE                             #
+# 26th of Nov 2019:                                       #
+#           Fidis MAINTENANCE (part 2)                    #
 #           This cluster will not be available            #
 #           from 8.00 AM to 6.00 PM                       #
-# ******************************************************* #
-#                                                         #
-#                                                         #
 #                                                         #
diff --git a/system-announce.helvetios b/system-announce.helvetios
deleted file mode 100644
index be39817..0000000
--- a/system-announce.helvetios
+++ /dev/null
@@ -1,11 +0,0 @@
-# System announcements:                                   #
-#                                                         #
-# ******************************************************* #
-# 19th of Nov 2019:                                       #
-#           HELVETIOS MAINTENANCE                         #
-#           This cluster will not be available            #
-#           from 8.00 AM to 6.00 PM                       #
-# ******************************************************* #
-#                                                         #
-#                                                         #
-#                                                         #