diff --git a/fdroidserver/metadata.py b/fdroidserver/metadata.py
index 240b82ba..ce7e5ee8 100644
--- a/fdroidserver/metadata.py
+++ b/fdroidserver/metadata.py
@@ -433,7 +433,7 @@ valuetypes = {
                    ["Bitcoin"]),
 
     FieldValidator("Litecoin address",
-                   r'^([LM3][a-km-zA-HJ-NP-Z1-9]{26,33}|ltc1[a-km-z0-9]{39})$',
+                   r'^([LM3][a-km-zA-HJ-NP-Z1-9]{26,33}|ltc1[a-z0-9]{39})$',
                    ["Litecoin"]),
 
     FieldValidator("Repo Type",