diff --git a/templates/repo/file_info.tmpl b/templates/repo/file_info.tmpl
index 664f1442f9..0ea7b4c72e 100644
--- a/templates/repo/file_info.tmpl
+++ b/templates/repo/file_info.tmpl
@@ -21,7 +21,7 @@
 		</div>
 	{{end}}
 	{{if .LexerName}}
-		<div class="file-info-entry">
+		<div class="file-info-entry" data-lexer-name="{{.LexerName}}">
 			{{.LexerName}}
 		</div>
 	{{end}}