1 files changed, 4 insertions, 0 deletions

diff --git a/README.md b/README.md
index d4aa2b7..96bbec5 100644
--- a/README.md
+++ b/README.md
@@ -441,6 +441,10 @@ Operators can be forced to work line wise by specifying `V`.
 
        highlight the given column
 
+     horizon    number          default 32768 (32K)
+
+       how far back the lexer will look to synchronize parsing
+
      theme      name            default dark-16.lua | solarized.lua (16 | 256 color)
 
        use the given theme / color scheme for syntax highlighting