diff --git a/README.md b/README.md
index 7828c74..26d882a 100644
--- a/README.md
+++ b/README.md
@@ -19,8 +19,9 @@ A comprehensive VS Code extension providing language support for NX CAM postproc
 ## Installation
 
 1. Install from the VS Code Marketplace
-2. Open any `.cdl`, `.tcl`, or `.def` file
-3. The extension will automatically activate and provide language support
+2. Install Python 3.8 or higher
+3. Open any `.cdl`, `.tcl`, or `.def` file
+4. The extension will automatically activate and provide language support
 
 ## Configuration