diff --git a/chuniio/chuniio.c b/chuniio/chuniio.c
index cb90302..ecd97d8 100644
--- a/chuniio/chuniio.c
+++ b/chuniio/chuniio.c
@@ -25,7 +25,8 @@ static struct chuni_io_config chuni_io_cfg;
 
 struct IPCMemoryInfo
 {
-    uint8_t airIoStatus[6];
+    // Unused in this version. Air bits are sent via a separate MMIO file.
+    uint8_t unused[6];
     uint8_t sliderIoStatus[32];
     uint8_t ledRgbData[32 * 3];
     uint8_t testBtn;