diff --git a/lib/utils/gcs.js b/lib/utils/gcs.js
index 93a9baef..9dc0e873 100644
--- a/lib/utils/gcs.js
+++ b/lib/utils/gcs.js
@@ -153,7 +153,7 @@ GCSFilter.prototype.toNPBytes = function toNPBytes() {
   return data;
 };
 
-GCSFilter.prototype.fromData = function fromData(P, key, items) {
+GCSFilter.prototype.fromItems = function fromItems(P, key, items) {
   var values = [];
   var last = Int64(0);
   var i, bw, item, hash, value, rem;
@@ -276,7 +276,7 @@ GCSFilter.prototype.fromBlock = function fromBlock(block) {
     }
   }
 
-  return this.fromData(20, key, items);
+  return this.fromItems(20, key, items);
 };
 
 GCSFilter.prototype.fromExtended = function fromExtended(block) {
@@ -299,11 +299,11 @@ GCSFilter.prototype.fromExtended = function fromExtended(block) {
     }
   }
 
-  return this.fromData(20, key, items);
+  return this.fromItems(20, key, items);
 };
 
-GCSFilter.fromData = function fromData(P, key, items) {
-  return new GCSFilter().fromData(P, key, items);
+GCSFilter.fromItems = function fromItems(P, key, items) {
+  return new GCSFilter().fromItems(P, key, items);
 };
 
 GCSFilter.fromBytes = function fromBytes(N, P, data) {
diff --git a/test/gcs-test.js b/test/gcs-test.js
index 1c2d38c3..02717af6 100644
--- a/test/gcs-test.js
+++ b/test/gcs-test.js
@@ -80,7 +80,7 @@ describe('GCS', function() {
   addr2 = new Address('bc1q4645ycu0l9pnvxaxnhemushv0w4cd9flkqh95j');
 
   it('should test GCS filter build', function() {
-    filter1 = GCSFilter.fromData(P, key, contents1);
+    filter1 = GCSFilter.fromItems(P, key, contents1);
     assert(filter1);
   });