diff --git a/common/tools/coin_info.py b/common/tools/coin_info.py
index 58b3dcc812..79581e2fb2 100755
--- a/common/tools/coin_info.py
+++ b/common/tools/coin_info.py
@@ -232,7 +232,10 @@ def check_key(
 BTC_CHECKS = [
     check_key("coin_name", str, regex=r"^[A-Z]"),
     check_key("coin_shortcut", str, regex=r"^t?[A-Z]{3,}$"),
-    check_key("coin_label", str, regex=r"^x?[A-Z]"),
+    # coin_label expects an uppercase first letter. This doesn't
+    # work for eCash and xRhodium, so an exception is added for the lowercase
+    # 'e' and 'x' only.
+    check_key("coin_label", str, regex=r"^[ex]?[A-Z]"),
     check_key("website", str, regex=r"^https://.*[^/]$"),
     check_key("github", str, regex=r"^https://git(hu|la)b.com/.*[^/]$"),
     check_key("maintainer", str),