diff --git a/pkgs/applications/blockchains/bitcoin-gold.nix b/pkgs/applications/blockchains/bitcoin-gold.nix
index 7ff2804ba79..5d6775f729a 100644
--- a/pkgs/applications/blockchains/bitcoin-gold.nix
+++ b/pkgs/applications/blockchains/bitcoin-gold.nix
@@ -2,6 +2,7 @@
 , fetchFromGitHub
 , openssl
 , boost
+, libb2
 , libevent
 , autoreconfHook
 , db4
@@ -21,13 +22,13 @@ with lib;
 stdenv.mkDerivation rec {
 
   pname = "bitcoin" + toString (optional (!withGui) "d") + "-gold";
-  version = "0.15.2";
+  version = "0.17.3";
 
   src = fetchFromGitHub {
     owner = "BTCGPU";
     repo = "BTCGPU";
     rev = "v${version}";
-    sha256 = "0grd1cd8d2nsrxl27la85kcan09z73fn70ncr9km4iccaj5pg12h";
+    sha256 = "sha256-1tFoUNsCPJkHSmNRl5gE3n2EQD6RZSry1zIM5hiTzEI=";
   };
 
   nativeBuildInputs = [
@@ -45,6 +46,7 @@ stdenv.mkDerivation rec {
     db4
     zeromq
     libsodium
+    libb2
   ] ++ optionals withGui [
     qtbase
     qttools