diff --git a/runtime/queries/git-config/injections.scm b/runtime/queries/git-config/injections.scm
index 321c90ad..29d03133 100644
--- a/runtime/queries/git-config/injections.scm
+++ b/runtime/queries/git-config/injections.scm
@@ -1,2 +1,15 @@
 ((comment) @injection.content
  (#set! injection.language "comment"))
+
+; https://git-scm.com/docs/gitattributes#_defining_a_custom_hunk_header
+; https://git-scm.com/docs/gitattributes#_customizing_word_diff
+; e.g.
+; ```
+; [diff "tex"]
+; 	xfuncname = "^(\\\\(sub)*section\\{.*)$"
+; 	wordRegex = "\\\\[a-zA-Z]+|[{}]|\\\\.|[^\\{}[:space:]]+"
+; ```
+(variable
+ (name) @_var (#any-of? @_var "xfuncname" "wordRegex")
+ value: (string) @injection.content
+ (#set! injection.language "regex"))