diff --git a/content/docs/contribute/desktop/building.mdx b/content/docs/contribute/desktop/building.mdx
index 001e7f0..44c70e8 100644
--- a/content/docs/contribute/desktop/building.mdx
+++ b/content/docs/contribute/desktop/building.mdx
@@ -14,6 +14,7 @@ The following resources are essential for a successful build. Without them, you
 - Python 3 ([Download here](https://www.python.org/downloads/)) – Needed for running build scripts and automation tools.   
 - Node.js 21+ ([Download here](https://nodejs.org/)) – Required for managing dependencies and running JavaScript-based tools.    
 - sccache ([Download here](https://github.com/mozilla/sccache/releases)) – A caching tool that speeds up rebuilds by storing compiled objects.    
+- Rust and Cargo ([Download here](https://doc.rust-lang.org/cargo/getting-started/installation.html)) - Required to apply firefox patches.
 
 <Callout>
 If you're using Windows, ensure that all the basic software requirements are added to the `PATH` variable.