diff --git a/firmware.bin b/firmware.bin
index 91027d7..7b3b254 100644
Binary files a/firmware.bin and b/firmware.bin differ
diff --git a/firmware.packed.bin b/firmware.packed.bin
index 93f9699..d6a4f35 100644
Binary files a/firmware.packed.bin and b/firmware.packed.bin differ
diff --git a/ui/main.c b/ui/main.c
index 01f50de..a2670f4 100644
--- a/ui/main.c
+++ b/ui/main.c
@@ -124,7 +124,7 @@ bool center_line_is_free = true;
 
 		const int16_t      s9_dBm       = s0_dBm + (6 * 9);      // S9 .. 6dB/S-Point
 		const int16_t      bar_max_dBm  = s9_dBm + 30;           // S9+30dB
-		const int16_t      bar_min_dBm  = s0_dBm;                // S0
+		const int16_t      bar_min_dBm  = s0_dBm + (6 * 4);      // S4
 
 		// ************