diff --git a/ReadMe.md b/ReadMe.md
index 7a35dba99afef7e5fd06c898c92e106d9430dbe1..673f5df1ca6891cc7b6a2dd18b80f3fb482a2bcb 100644
--- a/ReadMe.md
+++ b/ReadMe.md
@@ -80,6 +80,8 @@ Once you've done both of those, go into the `Kernel/` directory, then run
 **./makeall.sh**, and if nothing breaks too much, take it for a spin by using
 **./run**.
 
+You can vastly reduce the build time of successive rebuilds of Serenity by installing `ccache` and `export`ing ```PRE_CXX=ccache``` 
+
 Bare curious users may even consider sourcing suitable hardware to [install Serenity on a physical PC.](https://github.com/SerenityOS/serenity/blob/master/INSTALL.md) 
 
 Later on, when you `git pull` to get the latest changes, there's no need to rebuild the toolchain. You can simply rerun **./makeall.sh** in the `Kernel/` directory and you'll be good to **./run** again.