diff --git a/lib/bcoin/chain.js b/lib/bcoin/chain.js
index 44e53b38..8d8bc470 100644
--- a/lib/bcoin/chain.js
+++ b/lib/bcoin/chain.js
@@ -2366,7 +2366,7 @@ Chain.prototype._getInitialState = function _getInitialState(callback) {
  * if it is present in the lock flags.
  * @param {ChainBlock} prev - Previous chain entry.
  * @param {TX} tx
- * @param {LockFlags}
+ * @param {LockFlags} flags
  * @param {Function} callback - Returns [Error, Boolean].
  */
 
diff --git a/lib/bcoin/utils.js b/lib/bcoin/utils.js
index 9715c78f..d8bb5f6d 100644
--- a/lib/bcoin/utils.js
+++ b/lib/bcoin/utils.js
@@ -1118,7 +1118,7 @@ utils.fromCompact = function fromCompact(compact) {
 /**
  * Convert a big number to a mantissa/compact number.
  * Used for `target` -> `block.bits` conversion.
- * @param {BN} compact
+ * @param {BN} num
  * @returns {Number}
  */