diff --git a/runtime/syntax/spup.vim b/runtime/syntax/spup.vim
index 9284abf..222caa7 100644
--- a/runtime/syntax/spup.vim
+++ b/runtime/syntax/spup.vim
@@ -29,7 +29,7 @@
 "let strict_subsections = 1
 
 " highlight types usually found in DECLARE section
-if !exists("hightlight_types")
+if !exists("highlight_types")
     let highlight_types = 1
 endif