diff --git a/lib/blockchain/chain.js b/lib/blockchain/chain.js
index 3c159fdd..4a54889f 100644
--- a/lib/blockchain/chain.js
+++ b/lib/blockchain/chain.js
@@ -366,7 +366,7 @@ Chain.prototype.verify = co(function* verify(block, prev) {
       if (!block.getWitnessNonce()) {
         err = new VerifyError(block,
           'invalid',
-          'bad-witness-merkle-size',
+          'bad-witness-nonce-size',
           100);
         err.malleated = true;
         throw err;
diff --git a/test/chain-test.js b/test/chain-test.js
index bb364d19..5dc28797 100644
--- a/test/chain-test.js
+++ b/test/chain-test.js
@@ -505,7 +505,7 @@ describe('Chain', function() {
     var input = tx.inputs[0];
     input.witness.set(0, new Buffer(33));
     input.witness.compile();
-    assert.equal(yield addBlock(attempt), 'bad-witness-merkle-size');
+    assert.equal(yield addBlock(attempt), 'bad-witness-nonce-size');
   }));
 
   it('should fail to connect bad witness nonce', co(function* () {