diff --git a/Tools/AP_Periph/Parameters.cpp b/Tools/AP_Periph/Parameters.cpp
index 92cc79d852..35acb6ba6f 100644
--- a/Tools/AP_Periph/Parameters.cpp
+++ b/Tools/AP_Periph/Parameters.cpp
@@ -105,37 +105,23 @@ const AP_Param::Info AP_Periph_FW::var_info[] = {
     GARRAY(can_protocol,     0, "CAN_PROTOCOL", AP_CANManager::Driver_Type_DroneCAN),
     
     // @Param: CAN2_BAUDRATE
+    // @CopyFieldsFrom: CAN_BAUDRATE
     // @DisplayName: Bitrate of CAN2 interface
-    // @Description: Bit rate can be set up to from 10000 to 1000000
-    // @Range: 10000 1000000
-    // @User: Advanced
-    // @RebootRequired: True
     GARRAY(can_baudrate,     1, "CAN2_BAUDRATE", 1000000),
 
     // @Param: CAN2_PROTOCOL
-    // @DisplayName: Enable use of specific protocol to be used on this port
-    // @Description: Enabling this option starts selected protocol that will use this virtual driver. At least one CAN port must be UAVCAN or else CAN1 gets set to UAVCAN
-    // @Values: 0:Disabled,1:UAVCAN,4:PiccoloCAN,5:CANTester,6:EFI_NWPMU,7:USD1,8:KDECAN
-    // @User: Advanced
-    // @RebootRequired: True
+    // @CopyFieldsFrom: CAN_PROTOCOL
     GARRAY(can_protocol,     1, "CAN2_PROTOCOL", AP_CANManager::Driver_Type_DroneCAN),
 #endif
 
 #if HAL_NUM_CAN_IFACES >= 3
     // @Param: CAN3_BAUDRATE
     // @DisplayName: Bitrate of CAN3 interface
-    // @Description: Bit rate can be set up to from 10000 to 1000000
-    // @Range: 10000 1000000
-    // @User: Advanced
-    // @RebootRequired: True
+    // @CopyFieldsFrom: CAN_BAUDRATE
     GARRAY(can_baudrate,    2, "CAN3_BAUDRATE", 1000000),
 
     // @Param: CAN3_PROTOCOL
-    // @DisplayName: Enable use of specific protocol to be used on this port
-    // @Description: Enabling this option starts selected protocol that will use this virtual driver. At least one CAN port must be UAVCAN or else CAN1 gets set to UAVCAN
-    // @Values: 0:Disabled,1:UAVCAN,4:PiccoloCAN,5:CANTester,6:EFI_NWPMU,7:USD1,8:KDECAN
-    // @User: Advanced
-    // @RebootRequired: True
+    // @CopyFieldsFrom: CAN_PROTOCOL
     GARRAY(can_protocol,    2, "CAN3_PROTOCOL", AP_CANManager::Driver_Type_DroneCAN),
 #endif
 
@@ -158,11 +144,9 @@ const AP_Param::Info AP_Periph_FW::var_info[] = {
 
 #if HAL_NUM_CAN_IFACES >= 2
     // @Param: CAN2_FDBAUDRATE
+    // @CopyFieldsFrom: CAN_FDBAUDRATE
     // @DisplayName: Set up bitrate for data section on CAN2
     // @Description: This sets the bitrate for the data section of CAN2.
-    // @Values: 1:1M, 2:2M, 4:4M, 5:5M, 8:8M
-    // @User: Advanced
-    // @RebootRequired: True
     GARRAY(can_fdbaudrate,    1, "CAN2_FDBAUDRATE", HAL_CANFD_SUPPORTED),
 #endif
 #endif