diff --git a/backend/src/api/common.ts b/backend/src/api/common.ts
index 04f380418..07fc4830d 100644
--- a/backend/src/api/common.ts
+++ b/backend/src/api/common.ts
@@ -460,11 +460,10 @@ export class Common {
           case 'v0_p2wpkh': flags |= TransactionFlags.p2wpkh; break;
           case 'v0_p2wsh': flags |= TransactionFlags.p2wsh; break;
           case 'v1_p2tr': {
-            if (!vin.witness?.length) {
-              throw new Error('Taproot input missing witness data');
-            }
             flags |= TransactionFlags.p2tr;
-            flags = Common.isInscription(vin, flags);
+            if (vin.witness?.length) {
+              flags = Common.isInscription(vin, flags);
+            }
           } break;
         }
       } else {