diff --git a/lib/blockchain/chain.js b/lib/blockchain/chain.js
index 303f2c10..82f82a8d 100644
--- a/lib/blockchain/chain.js
+++ b/lib/blockchain/chain.js
@@ -2583,7 +2583,7 @@ Chain.prototype.verifyFinal = async function verifyFinal(prev, tx, flags) {
 
 Chain.prototype.getLocks = async function getLocks(prev, tx, view, flags) {
   const GRANULARITY = consensus.SEQUENCE_GRANULARITY;
-  const DISABE_FLAG = consensus.SEQUENCE_DISABLE_FLAG;
+  const DISABLE_FLAG = consensus.SEQUENCE_DISABLE_FLAG;
   const TYPE_FLAG = consensus.SEQUENCE_TYPE_FLAG;
   const MASK = consensus.SEQUENCE_MASK;
 
@@ -2597,7 +2597,7 @@ Chain.prototype.getLocks = async function getLocks(prev, tx, view, flags) {
   let minTime = -1;
 
   for (const {prevout, sequence} of tx.inputs) {
-    if (sequence & DISABE_FLAG)
+    if (sequence & DISABLE_FLAG)
       continue;
 
     let height = view.getHeight(prevout);