diff --git a/README.md b/README.md
index d911121..293ba5a 100644
--- a/README.md
+++ b/README.md
@@ -7,4 +7,6 @@ Running with no arguments will sort from the directory the program is in with no
 ### Sorting Options  
 coming soon  
   
+requires .net core 3.1 or later  
+  
 plist parsing from https://github.com/animetrics/PlistCS