diff --git a/docs/reference/bluetooth/uart-write-string.md b/docs/reference/bluetooth/uart-write-string.md
index aa368f99..ffd10579 100644
--- a/docs/reference/bluetooth/uart-write-string.md
+++ b/docs/reference/bluetooth/uart-write-string.md
@@ -1,4 +1,4 @@
-# UART Write Number
+# UART Write String
 
 ### ~hint
 ![](/static/bluetooth/Bluetooth_SIG.png)
diff --git a/libs/bluetooth/bluetooth.ts b/libs/bluetooth/bluetooth.ts
index f5630ddd..3f480408 100644
--- a/libs/bluetooth/bluetooth.ts
+++ b/libs/bluetooth/bluetooth.ts
@@ -6,7 +6,7 @@ namespace bluetooth {
     /**
     *  Writes to the Bluetooth UART service buffer. From there the data is transmitted over Bluetooth to a connected device.
     */
-    //% help=bluetooth/uart-write weight=80
+    //% help=bluetooth/uart-write-string weight=80
     //% blockId=bluetooth_uart_write block="bluetooth uart|write string %data" blockGap=8
     //% parts="bluetooth" shim=bluetooth::uartWriteString advanced=true
     export function uartWriteString(data: string): void {
@@ -17,7 +17,7 @@ namespace bluetooth {
     /**
      * Prints a numeric value to the serial
      */
-    //% help=serial/write-number weight=79
+    //% help=bluetooth/uart-write-number weight=79
     //% weight=89 blockGap=8 advanced=true
     //% blockId=bluetooth_uart_writenumber block="bluetooth uart|write number %value"
     export function uartWriteNumber(value: number): void {
diff --git a/sim/state/serial.ts b/sim/state/serial.ts
index ff4f9420..5f6e1b4d 100644
--- a/sim/state/serial.ts
+++ b/sim/state/serial.ts
@@ -43,6 +43,10 @@ namespace pxsim.serial {
         return board().serialState.readSerial();
     }
 
+    export function readUntil(del: string): string {
+        return readLine();
+    }
+
     export function onDataReceived(delimiters: string, handler: RefAction) {
         let b = board();
         b.bus.listen(DAL.MICROBIT_ID_SERIAL, DAL.MICROBIT_SERIAL_EVT_DELIM_MATCH, handler);