diff --git a/package.json b/package.json
index b0e34828..f041b11d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "smesh",
-  "version": "0.4.1",
+  "version": "0.5.0",
   "description": "A user-friendly Nostr client for exploring relay feeds",
   "private": true,
   "type": "module",
diff --git a/src/services/cashu-token.service.ts b/src/services/cashu-token.service.ts
index b530b8c0..5be1a082 100644
--- a/src/services/cashu-token.service.ts
+++ b/src/services/cashu-token.service.ts
@@ -319,10 +319,12 @@ class CashuTokenService {
     }
 
     const result = await response.json()
+    console.log('[CAT] Mint response:', JSON.stringify(result))
 
     // Unblind the signature
+    // Field name is "pubkey" per NIP-XX Cashu Access Tokens spec
     const C_ = utils.hexToBytes(result.blinded_signature)
-    const K = utils.hexToBytes(result.mint_pubkey)
+    const K = utils.hexToBytes(result.pubkey)
     const signature = unblind(C_, blindResult.r, K)
 
     const token: TCashuToken = {