diff --git a/lib/bcoin/output.js b/lib/bcoin/output.js
index b04d0968..89297864 100644
--- a/lib/bcoin/output.js
+++ b/lib/bcoin/output.js
@@ -228,10 +228,10 @@ Output.prototype.inspect = function inspect() {
     multisig = {
       m: multisig.m,
       n: multisig.n,
-      sigs: multisig.sigs.map(utils.toHex),
-      pubs: multisig.pubs.map(utils.toHex),
-      hashes: multisig.hashes,
-      addrs: multisig.addrs
+      sigs: (multisig.sigs || []).map(utils.toHex),
+      pubs: (multisig.pubs || []).map(utils.toHex),
+      hashes: multisig.hashes || [],
+      addrs: multisig.addrs || []
     };
   }