diff --git a/contrib/vim/syntax/chaiscript.vim b/contrib/vim/syntax/chaiscript.vim
index 7bf4ab40..2ee43e38 100644
--- a/contrib/vim/syntax/chaiscript.vim
+++ b/contrib/vim/syntax/chaiscript.vim
@@ -35,7 +35,7 @@ syn keyword chaiscriptKeyword def true false attr
 syn keyword chaiscriptType fun var
 
 "Built in funcs
-syn keyword chaiscriptFunc eval
+syn keyword chaiscriptFunc eval throw
 
 "Let's treat all backtick operator function lookups as built in too
 syn match chaiscriptFunc  "`.*`"