diff --git a/configs/config_mb_2023_4_mux_2024.py b/configs/config_mb_2023_4_mux_2024.py
index b60061fa92addc1c6868dccf0d242109b9a6bd11..3466db81f9f049022dd8e6f5144a050dca34d405 100644
--- a/configs/config_mb_2023_4_mux_2024.py
+++ b/configs/config_mb_2023_4_mux_2024.py
@@ -62,14 +62,14 @@ HARDWARE_CONFIG = {
                           'roles': {'A': 'X', 'B': 'Y', 'M': 'XX', 'N': 'YY'},
                           'cabling': {(i, j): ('mux_04', i) for j in ['A', 'B', 'M', 'N'] for i in range(17, 25)},
                           'voltage_max': 12.},
-                     'mux_06':
+                     'mux_03':
                          {'model': 'mux_2024_rev_0_0',  # 'ohmpi_i2c_mux64_v1.01',
                           'tca_address': 0x77,
                           'tca_channel': 1,
                           'mcp_0': '0x26',  # NOTE: Check pos of jumper on MUX board (refer to doc)
                           'mcp_1': '0x27',  # NOTE: Check pos of jumper on MUX board (refer to doc)
                           'roles': {'A': 'X', 'B': 'Y', 'M': 'XX', 'N': 'YY'},
-                          'cabling': {(i, j): ('mux_06', i) for j in ['A', 'B', 'M', 'N'] for i in range(25, 33)},
+                          'cabling': {(i, j): ('mux_03', i) for j in ['A', 'B', 'M', 'N'] for i in range(25, 33)},
                           'voltage_max': 12.}
                      },
              'default': {'voltage_max': 100.,