diff --git a/_config.yml b/_config.yml
index c58fcc95136fe0eaba7301d3d4bef244b9ec93e8..a09067082833b73ec56343a3d45170ce95c9c2af 100644
--- a/_config.yml
+++ b/_config.yml
@@ -56,5 +56,5 @@ compress_html:
   comments: all
   endings: all
   startings: []
-  blank_lines: false
+  blanklines: false
   profile: false