diff --git a/cli.js b/cli.js
index 2d0a9b30..91bb6ca6 100755
--- a/cli.js
+++ b/cli.js
@@ -147,6 +147,9 @@ mainOptionKeys.forEach(function(key) {
   }
   else if (~['html5', 'includeAutoGeneratedTags'].indexOf(key)) {
     program.option('--no-' + paramCase(key), option);
+// prevent defaultValue = true for --no- args in commander v2.15.X
+// since command line overrides JSON config file cmd line arg missing
+    delete program[key];
   }
   else {
     program.option('--' + paramCase(key), option);