diff --git a/data/registers/dbgmcu_f2.yaml b/data/registers/dbgmcu_f2.yaml
index 9959a01..798b18a 100644
--- a/data/registers/dbgmcu_f2.yaml
+++ b/data/registers/dbgmcu_f2.yaml
@@ -70,16 +70,16 @@ fieldset/APB1_FZ:
       description: IWDEG
       bit_offset: 12
       bit_size: 1
-    - name: DBG_J2C1_SMBUS_TIMEOUT
-      description: DBG_J2C1_SMBUS_TIMEOUT
+    - name: I2C1_SMBUS_TIMEOUT
+      description: I2C1_SMBUS_TIMEOUT
       bit_offset: 21
       bit_size: 1
-    - name: DBG_J2C2_SMBUS_TIMEOUT
-      description: DBG_J2C2_SMBUS_TIMEOUT
+    - name: I2C2_SMBUS_TIMEOUT
+      description: I2C2_SMBUS_TIMEOUT
       bit_offset: 22
       bit_size: 1
-    - name: DBG_J2C3SMBUS_TIMEOUT
-      description: DBG_J2C3SMBUS_TIMEOUT
+    - name: I2C3_SMBUS_TIMEOUT
+      description: I2C3_SMBUS_TIMEOUT
       bit_offset: 23
       bit_size: 1
     - name: CAN1