diff --git a/input/letter_0058.toml b/input/letter_0058.toml
index 5af9604..1ebe5d3 100644
--- a/input/letter_0058.toml
+++ b/input/letter_0058.toml
@@ -5,7 +5,7 @@ mf_label = "Lettre d'Annemarie Schwarzenbach à Claude Bourdet"
 # IIIF image links as a sequence of key/value pairs under `[mf_data]`
 
 [mf_data]
-""letter_0058_001" = "https://patrinum.ch/nanna/api/multimedia/image/v2/recid:587733-BCUL-PREVIEW-426411_0001.jpg/info.json"
+"letter_0058_001" = "https://patrinum.ch/nanna/api/multimedia/image/v2/recid:587733-BCUL-PREVIEW-426411_0001.jpg/info.json"
 "letter_0058_002" = "https://patrinum.ch/nanna/api/multimedia/image/v2/recid:587733-BCUL-PREVIEW-426411_0002.jpg/info.json"
 "letter_0058_003" = "https://patrinum.ch/nanna/api/multimedia/image/v2/recid:587733-BCUL-PREVIEW-426411_0003.jpg/info.json"
 "letter_0058_004" = "https://patrinum.ch/nanna/api/multimedia/image/v2/recid:587733-BCUL-PREVIEW-426411_0004.jpg/info.json"