diff --git a/src/tuxedo_io/tuxedo_io.c b/src/tuxedo_io/tuxedo_io.c
index 268410d..4fbd794 100644
--- a/src/tuxedo_io/tuxedo_io.c
+++ b/src/tuxedo_io/tuxedo_io.c
@@ -32,7 +32,7 @@
 
 MODULE_DESCRIPTION("Hardware interface for TUXEDO laptops");
 MODULE_AUTHOR("TUXEDO Computers GmbH <tux@tuxedocomputers.com>");
-MODULE_VERSION("0.2.1");
+MODULE_VERSION("0.2.2");
 MODULE_LICENSE("GPL");
 
 MODULE_ALIAS_CLEVO_INTERFACES();
diff --git a/src/tuxedo_io/tuxedo_io_ioctl.h b/src/tuxedo_io/tuxedo_io_ioctl.h
index c86edc3..6a8e61c 100644
--- a/src/tuxedo_io/tuxedo_io_ioctl.h
+++ b/src/tuxedo_io/tuxedo_io_ioctl.h
@@ -83,6 +83,10 @@
 #define W_UW_FANSPEED2		_IOW(MAGIC_WRITE_UW, 0x11, int32_t*)
 #define W_UW_MODE		_IOW(MAGIC_WRITE_UW, 0x12, int32_t*)
 #define W_UW_MODE_ENABLE	_IOW(MAGIC_WRITE_UW, 0x13, int32_t*)
+
+#define MIN_MAJOR_W_UW_FANAUTO 0
+#define MIN_MINOR_W_UW_FANAUTO 2
+#define MIN_PATCH_W_UW_FANAUTO 2
 #define W_UW_FANAUTO	_IO(MAGIC_WRITE_UW, 0x14) // undo all previous calls of W_UW_FANSPEED and W_UW_FANSPEED2
 
 #endif