diff --git a/index.d.ts b/index.d.ts
index c6c9298..46503f1 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -305,6 +305,11 @@ declare namespace Connex {
                  * parent block id
                  */
                 parentID: string
+
+                /**
+                 * supported txs features
+                 */
+                txsFeatures?: number
             }
         }
 
diff --git a/package.json b/package.json
index a6c013d..c257c99 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vechain/connex",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "description": "Standard interface to connect DApp with VeChain and user",
   "main": "index.js",
   "types": "index.d.ts",