diff --git a/types/bitcoinjs-lib/index.d.ts b/types/bitcoinjs-lib/index.d.ts
index 1e8255e7ef..a1870263e0 100644
--- a/types/bitcoinjs-lib/index.d.ts
+++ b/types/bitcoinjs-lib/index.d.ts
@@ -27,6 +27,7 @@ export interface In {
 }
 
 export interface Network {
+    bech32?: string;
     bip32: {
         public: number;
         private: number;