diff --git a/bin/pegjs-main.js b/bin/pegjs-main.js
index 36cd0ad..19d8972 100644
--- a/bin/pegjs-main.js
+++ b/bin/pegjs-main.js
@@ -45,7 +45,7 @@ function isOption(arg) {
 }
 
 function printVersion() {
-  print("PEG.js 0.1");
+  print("PEG.js " + PEG.VERSION);
 }
 
 function printHelp() {