diff --git a/firmware/boards/f1_rev2/wideband_board_config.h b/firmware/boards/f1_rev2/wideband_board_config.h
index fc165c4..a6815f6 100644
--- a/firmware/boards/f1_rev2/wideband_board_config.h
+++ b/firmware/boards/f1_rev2/wideband_board_config.h
@@ -29,4 +29,4 @@
 // 100K + 10K divider
 #define VM_INPUT_DIVIDER (10.0 / (10.0 + 100.0))
 
-#define AFR_CHANNELS 2
\ No newline at end of file
+#define AFR_CHANNELS 1