Makefile: add missing header file dependencies

diff --git a/Documentation/git-diff-index.txt b/Documentation/git-diff-index.txt
index 26920d4f63cd213ff17ab28d8dd0dbea94482147..8b9ed2929980ec9928930496375df5e9d72e4b51 100644 (file)
--- a/Documentation/git-diff-index.txt
+++ b/Documentation/git-diff-index.txt
@@ -34,8 +34,6 @@ include::diff-options.txt[]
        'git-diff-index' say that all non-checked-out files are up
        to date.
 
-Output format
--------------
 include::diff-format.txt[]
 
 Operating Modes