diff --git a/README.md b/README.md
index 486427a..c415701 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,11 @@ Main repo: https://git.sudoer.ch/me/really-bad-compiler-in-haskell
 - Use `ghcup` to install all of the Haskell tools.
 - Use `stack build` and `stack run <file>` to run the program.
 
+## File structure
+
+- `app` - contains the compiler program
+- `example` - contains example programs that can be compiled
+
 ## Credits
 
 ### Learning Resources Used