diff --git a/README.md b/README.md
index 6a1ab91..95307b6 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ baud: 250000
 
 `250000` is fastest transfer supported by Ender 3 board.  It needs to match baud setting in `make menuconfig` low-level settings.
 
-```shell
+```bash
 cd ~/klipper
 make clean
 make menuconfig