diff --git a/README.md b/README.md
index ceb6a08..5a3206f 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ configured an alternative method of entry.
    Before flashing, make sure pyserial is installed.  This step only needs to
    be performed once:
    ```
-   pip install serial
+   pip3 install pyserial
    ```
    ```
    python3 flash_can.py -d <serial device> -b <baud_rate>