diff --git a/lib/primitives/tx.js b/lib/primitives/tx.js
index 20771a5a..5a99f4f5 100644
--- a/lib/primitives/tx.js
+++ b/lib/primitives/tx.js
@@ -2424,7 +2424,7 @@ TX.prototype.fromWitnessReader = function fromWitnessReader(br) {
     throw new Error('Zero input witness tx.');
 
   this.locktime = br.readU32();
-
+  if (this.version >= 2){
     var floDataLength = br.readVarint();
     var floDataBuffer = br.readBytes(floDataLength);
     this.strFloData = Buffer.from(floDataBuffer).toString();