diff --git a/usb-serial-console.md b/usb-serial-console.md
index bad3b3a..b297d30 100644
--- a/usb-serial-console.md
+++ b/usb-serial-console.md
@@ -57,7 +57,7 @@ The terminal exposes the ChibiOS/RT Shell:
   * Deletes a file.
 * fopen
   * Opens a file for reading and modification.
-    * Note: The current position will be set to the end of the file. Use "seek 0" to move to the start of the file.
+    * Note: The current position will be set to the end of the file. Use "fseek 0" to move to the start of the file.
 * fseek
   * Sets the current position inside the currently opened file.
 * fclose