diff --git a/eive_tmtc/tmtc/power/tm.py b/eive_tmtc/tmtc/power/tm.py
index d8afd72..4ae2ef9 100644
--- a/eive_tmtc/tmtc/power/tm.py
+++ b/eive_tmtc/tmtc/power/tm.py
@@ -578,4 +578,4 @@ def handle_pcdu_hk(printer: FsfwTmTcPrinter, set_id: int, hk_data: bytes):
             pw.dlog(f"{name.ljust(25)}: {val}")
         pw.dlog(f"{'P60 Dock 5V Stack'.ljust(25)}: {p60_stack_5v_val}")
         pw.dlog(f"{'P60 Dock 3V3 Stack'.ljust(25)}: {p60_stack_3v3_val}")
-        pw.printer.print_validity_buffer(hk_data[current_idx:], 3)
+        pw.printer.print_validity_buffer(hk_data[current_idx:], 4)