diff --git a/bin/cchardetect b/bin/cchardetect
index e51a024..3baaad0 100755
--- a/bin/cchardetect
+++ b/bin/cchardetect
@@ -18,6 +18,7 @@ def main():
     parser = argparse.ArgumentParser()
     parser.add_argument('files', nargs='*', help="Files to detect encoding of", type=argparse.FileType('rb'), default=[sys.stdin if PY2 else sys.stdin.buffer])
     parser.add_argument('--chunk-size', type=int, default=(256 * 1024))
+    parser.add_argument('--version', action='version', version='%(prog)s {0}'.format(cchardet.__version__))
     args = parser.parse_args()
 
     for f in args.files: