diff --git a/schemas/metadata.json b/schemas/metadata.json
index 61b87ec663..687b0366d3 100644
--- a/schemas/metadata.json
+++ b/schemas/metadata.json
@@ -315,7 +315,7 @@
     "Litecoin": {
       "description": "A Litecoin address for donating to the project.",
       "type": "string",
-      "pattern": "^([LM3][a-km-zA-HJ-NP-Z1-9]{26,33}|ltc1[a-km-z0-9]{39})$"
+      "pattern": "^([LM3][a-km-zA-HJ-NP-Z1-9]{26,33}|ltc1[ac-hj-np-z0-9]{39})$"
     },
     "Name": {
       "description": "The title of the application, with optional descriptive phrase.",