diff --git a/src/toolbox_scs/constants.py b/src/toolbox_scs/constants.py
index 51f8715e0ad9509ff6391108708c9d8f28674c85..ba0945c5cfe239c109fb5cc6ec187a9a6264615a 100644
--- a/src/toolbox_scs/constants.py
+++ b/src/toolbox_scs/constants.py
@@ -1101,16 +1101,22 @@ mnemonics = {
     "Gotthard2": ({'source': 'SCS_PAM_XOX/DET/GOTTHARD_RECEIVER2:daqOutput',
                    'key': 'data.adc',
                    'dim': ['gott_pId', 'pixelId']},),
-    "GH21": ({'source': 'SCS_XOX_GH21/CORR/GOTTHARD2_RECEIVER1:daqOutput',
+    "GH21": ({'source': 'SCS_XOX_GH21/CORR/RECEIVER:daqOutput',
+              'key': 'data.adc',
+              'dim': ['gh2_pId', 'pixelId']},
+             {'source': 'SCS_XOX_GH21/CORR/GOTTHARD2_RECEIVER1:daqOutput',
               'key': 'data.adc',
               'dim': ['gh2_pId', 'pixelId']},),
-    "GH22": ({'source': 'SCS_XOX_GH22/CORR/GOTTHARD2_RECEIVER1:daqOutput',
+    "GH22": ({'source': 'SCS_XOX_GH22/CORR/RECEIVER:daqOutput',
+              'key': 'data.adc',
+              'dim': ['gh2_pId', 'pixelId']},
+             {'source': 'SCS_XOX_GH22/CORR/GOTTHARD2_RECEIVER2:daqOutput',
               'key': 'data.adc',
               'dim': ['gh2_pId', 'pixelId']},),
     "GH21_raw": ({'source': 'SCS_XOX_GH21/DET/GOTTHARD2_RECEIVER1:daqOutput',
                   'key': 'data.adc',
                   'dim': ['gh2_pId', 'pixelId']},),
-    "GH22_raw": ({'source': 'SCS_XOX_GH22/DET/GOTTHARD2_RECEIVER1:daqOutput',
+    "GH22_raw": ({'source': 'SCS_XOX_GH22/DET/GOTTHARD2_RECEIVER2:daqOutput',
                   'key': 'data.adc',
                   'dim': ['gh2_pId', 'pixelId']},),