diff --git a/docs/tutorials/firmware-update/beta-unit-firmware-update.md b/docs/tutorials/firmware-update/beta-unit-firmware-update.md
index 0f3ae39..395b463 100644
--- a/docs/tutorials/firmware-update/beta-unit-firmware-update.md
+++ b/docs/tutorials/firmware-update/beta-unit-firmware-update.md
@@ -92,7 +92,8 @@ Using this method will install the bootloader required to upload firmware over U
 
 ```ini
 [platformio]
-default_envs = ICSP_Bootloader```
+default_envs = ICSP_Bootloader
+```
 
 ---