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-rw-r--r--doc/man/st-util.md3
1 files changed, 1 insertions, 2 deletions
diff --git a/doc/man/st-util.md b/doc/man/st-util.md
index 9a54fb3..62f8502 100644
--- a/doc/man/st-util.md
+++ b/doc/man/st-util.md
@@ -17,8 +17,7 @@ Run the main binary of the local package (src/main.rs).
If a port number is not specified using the **--listen_port** option, the
default **4242** port will be used.
-The STLink device to use can be specified using the --serial parameter, or via
-the environment variable STLINK_DEVICE on the format <USB_BUS>:<USB_ADDR>.
+The STLink device to use can be specified using the --serial parameter.
# OPTIONS