From ff2031ed7f2763fcfa523d2d33406cde242acdb7 Mon Sep 17 00:00:00 2001
From: Shlee <github@shl.ee>
Date: Fri, 26 Jun 2026 22:53:20 +0930
Subject: [PATCH] Fix call to undefined Base64 method in Multibase (#39618)

Co-authored-by: Claire <claire.github-309c@sitedethib.com>
---
 app/lib/multibase.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/lib/multibase.rb b/app/lib/multibase.rb
index 4ba20ba68a0..edc84135660 100644
--- a/app/lib/multibase.rb
+++ b/app/lib/multibase.rb
@@ -24,7 +24,7 @@ class Multibase
 
     case string[0]
     when 'u'
-      Base64.decode(string[1...])
+      Base64.urlsafe_decode64(string[1...])
     when 'z'
       Base58.base58_to_binary(string[1...], :bitcoin)
     else