diff --git a/RTL8218B.md b/RTL8218B.md
index eaa9adb0..5f28a9d2 100644
--- a/RTL8218B.md
+++ b/RTL8218B.md
@@ -137,7 +137,7 @@ Page | Register | Bits | Feature | Documentation
 0x464 | 0x13 | 09:05 | FILTER_2
 0x464 | 0x13 | 04:00 | FILTER_1
 **Page** | **Register** | **Bits** | **Unknown CMU register** | **Absolute 0x233c**
-0x467 | 0x14 | 15:0 | UNKNOWN | For CMU reset write 0x143d, 0x3c15, 0x3c17, 0x0000
+0x467 | 0x14 | 15:0 | | For CMU reset write 0x143d, 0x3c15, 0x3c17, 0x0000
 **Page** | **Register** | **Bits** | **PHYCR1** | **Absolute 0x2520**
 0x4a3 | 0x18 | 12:12 | ALDPS_XTAL_OFF
 0x4a3 | 0x18 | 02:02 | ALDPS_ENABLE