diff --git a/_config.yml b/_config.yml
index 7814529..0b476ee 100644
--- a/_config.yml
+++ b/_config.yml
@@ -5,4 +5,8 @@ plugins:
   - jekyll-minifier
 exclude:
   - README.MD
-  - LICENSE
\ No newline at end of file
+  - LICENSE
+
+jekyll-minifier:
+  uglifier_args:
+    harmony: true
\ No newline at end of file