diff --git a/README.md b/README.md
index 2bf29ef..a84372d 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ A comprehensive VS Code extension providing language support for NX CAD postproc
 
 ## Supported File Types
 
-- `.cdl` - NX Cutter Definition Language files
+- `.cdl` - NX User Defined Event File
 - `.tcl` - NX TCL postprocessor files
 - `.def` - NX Definition files