diff --git a/docs/make.jl b/docs/make.jl
index be23bb7..396bd5a 100644
--- a/docs/make.jl
+++ b/docs/make.jl
@@ -11,7 +11,6 @@ using HerbCore
 
 makedocs(
     modules=[HerbConstraints, HerbSearch, HerbGrammar, HerbData, HerbInterpret, HerbCore],
-    format
     authors="PONYs",
     sitename="Herb.jl",
     pages = [