diff --git a/toc_include.ly b/toc_include.ly
index d96bfd5..ebace36 100644
--- a/toc_include.ly
+++ b/toc_include.ly
@@ -67,13 +67,14 @@
           (ly:string-substitute "…" ""
           (ly:string-substitute "Č" "C"
           (ly:string-substitute "Đ" "D"
+          (ly:string-substitute "Š" "S"
           (ly:string-substitute "Т" "T"
           (ly:string-substitute "Ä" "Ae"
           (ly:string-substitute "ä" "ae"
           (ly:string-substitute "Ö" "O"
           (ly:string-substitute "ö" "oe"
           (ly:string-substitute "Ü" "U"
-          (ly:string-substitute "ü" "ue" sorttext))))))))))))
+          (ly:string-substitute "ü" "ue" sorttext)))))))))))))
         index-item-list))
        (make-music 'EventChord
          'page-marker #t