diff --git a/cmd/five/main.go b/cmd/five/main.go
index 1c48af7..d6e0f56 100644
--- a/cmd/five/main.go
+++ b/cmd/five/main.go
@@ -1,7 +1,7 @@
 // Copyright (c) 2026 Charles KWON OhJun (charleskwonohjun@gmail.com)
 // All rights reserved.
 
-// Five CLI — the Harbour + Go fusion language tool.
+// Five CLI — the AI Fusion language tool.
 //
 // Usage:
 //   five run <file.prg>           Compile and run a PRG file
@@ -131,7 +131,7 @@ func main() {
 			buildFRB(prgFile, output)
 		}
 	case "version":
-		fmt.Println("Five 0.1.0 — Harbour + Go fusion language")
+		fmt.Println("Five 0.1.0 — AI Fusion language")
 		fmt.Println("Copyright (c) 2026 Charles KWON OhJun")
 	default:
 		fmt.Fprintf(os.Stderr, "unknown command: %s\n", cmd)
@@ -141,7 +141,7 @@ func main() {
 }
 
 func printUsage() {
-	fmt.Fprintln(os.Stderr, "Five — Harbour + Go fusion language")
+	fmt.Fprintln(os.Stderr, "Five — AI Fusion language")
 	fmt.Fprintln(os.Stderr, "")
 	fmt.Fprintln(os.Stderr, "Usage:")
 	fmt.Fprintln(os.Stderr, "  five run <file.prg>           Compile and run")