diff --git a/_config.yml b/_config.yml
index f24456a1de59af1a6bdbf4287efaef365d194d9f..2e4d5b210a601023597e3e18adf55b9271dac914 100644
--- a/_config.yml
+++ b/_config.yml
@@ -70,5 +70,5 @@ compress_html:
   comments: all
   endings: all
   startings: []
-  blank_lines: false
+  blanklines: false
   profile: false