diff --git a/input/letter_0110.toml b/input/letter_0110.toml
index 3379da5..8deabe1 100644
--- a/input/letter_0110.toml
+++ b/input/letter_0110.toml
@@ -8,5 +8,5 @@ mf_label = "Schwarzenbach, Annemarie an Burckhardt, Carl Jacob"
 "letter_0110_001" = "https://iiif.ub.unibe.ch/image/v3/schwarzenbach/letter_0110_001.tif/info.json"
 "letter_0110_002" = "https://iiif.ub.unibe.ch/image/v3/schwarzenbach/letter_0110_002.tif/info.json"
 "letter_0110_003" = "https://iiif.ub.unibe.ch/image/v3/schwarzenbach/letter_0110_003.tif/info.json"
-
+"letter_0110_004" = "https://iiif.ub.unibe.ch/image/v3/schwarzenbach/letter_0110_004.tif/info.json"