diff --git a/Installation-and-Upgrade.md b/Installation-and-Upgrade.md
index abd5dfa..a1a9442 100644
--- a/Installation-and-Upgrade.md
+++ b/Installation-and-Upgrade.md
@@ -27,8 +27,8 @@ Pick the correct folder for your device, and copy it to **aurei** folder.
 ## Upgrading to 5.1.1 from 5.0
 
 1. Follow the Installation section on this page
-1. _(Optional)_ Rename your `<button>.bin` to `<button>_<name>.bin`, **make sure it's not longer than 13 characters including the ".bin"**. (e.g. y_uncart.bin)
-1. _(Optional)_ Rename your `default.bin` to `def_<payloadname>.bin`, **make sure it's not longer than 13 characters including the ".bin"**. (e.g. def_d9.bin)
+1. _(Optional)_ Rename your `<button>.bin` to `<button>_<name>.bin`. (e.g. y_uncart.bin)
+1. _(Optional)_ Rename your `default.bin` to `def_<payloadname>.bin`. (e.g. def_d9.bin)
 1. Boot.
 
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