diff --git a/python/bifrost/sigproc2.py b/python/bifrost/sigproc2.py
index 46bae42a8..a30357600 100644
--- a/python/bifrost/sigproc2.py
+++ b/python/bifrost/sigproc2.py
@@ -113,11 +113,17 @@
                            6:  'GBT',
                            7:  'GMRT',
                            8:  'Effelsberg',
-                           9:  'ATA',
+                           9:  'Effelsberg LOFAR',
+                           11: 'Unknown',
+                           12: 'MWA',
+                           20: 'CHIME',
                            10: 'UTR-2',
                            11: 'LOFAR',
                            52: 'LWA-OV',
-                           53: 'LWA-SV'})
+                           53: 'LWA-SV',
+                           64: 'MeerKAT',
+                           65: 'KAT-7',
+                           82: 'eMerlin'})
 _machines   = defaultdict(lambda: 'unknown',
                           {0:  'FAKE',
                            1:  'PSPM',
@@ -128,6 +134,8 @@
                            6:  'SCAMP',
                            7:  'GMRTFB', # aka GBT Pulsar Spigot, SPIGOT
                            8:  'PULSAR2000',
+                           9:  'UNKNOWN',
+                           20: 'CHIME',
                            11: 'BG/P',
                            12: "PDEV",
                            20: 'GUPPI',