1 files changed, 4 insertions, 4 deletions
diff --git a/converter/ps2_usb/keymap_jis.c b/converter/ps2_usb/keymap_jis.c
index fcf8a2abb4..866ccd9174 100644
--- a/converter/ps2_usb/keymap_jis.c
+++ b/converter/ps2_usb/keymap_jis.c
@@ -286,12 +286,12 @@ uint8_t keymap_get_keycode(uint8_t layer, uint8_t row, uint8_t col)
     return pgm_read_byte(&keymaps[(layer)][(row)][(col)]);
 }
 
-uint8_t keymap_fn_layer(uint8_t fn_bits)
+uint8_t keymap_fn_layer(uint8_t index)
 {
-    return pgm_read_byte(&fn_layer[biton(fn_bits)]);
+    return pgm_read_byte(&fn_layer[index]);
 }
 
-uint8_t keymap_fn_keycode(uint8_t fn_bits)
+uint8_t keymap_fn_keycode(uint8_t index)
 {
-    return pgm_read_byte(&fn_keycode[(biton(fn_bits))]);
+    return pgm_read_byte(&fn_keycode[index]);
 }