diff --git a/README.md b/README.md
index b91140b..383c144 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,15 @@
 # classes
 
+## Configuration
+
 to configure:
 change values in config.json to reflect your classes and periods
 
 ---
-# Building from source
+## Building from Source
 
-1) install pyinstaller via pip
-2) run the following command: `pyinstaller --add-data 'config.json;.' main.py`
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+1. Install [pyinstaller](https://pypi.org/project/pyinstaller/) via pip
+2. Configure config.json to reflect your classes and periods
+3. Run the following command:
+	- **Windows:** `pyinstaller --add-data 'config.json;.' main.py`
+	- **Linux and macOS:** `pyinstaller --add-data 'config.json:.' main.py`
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