diff --git a/data/registers/rcc_l4.yaml b/data/registers/rcc_l4.yaml
index 9e498ea..0b07812 100644
--- a/data/registers/rcc_l4.yaml
+++ b/data/registers/rcc_l4.yaml
@@ -644,10 +644,6 @@ fieldset/APB1ENR1:
     bit_size: 1
     description: CAN1 clock enable
     name: CAN1EN
-  - bit_offset: 26
-    bit_size: 1
-    description: USB FS clock enable
-    name: USBF
   - bit_offset: 26
     bit_size: 1
     description: USB FS clock enable