diff --git a/pkgs/applications/blockchains/jormungandr/default.nix b/pkgs/applications/blockchains/jormungandr/default.nix
index 26f27f44e86..c2789c78542 100644
--- a/pkgs/applications/blockchains/jormungandr/default.nix
+++ b/pkgs/applications/blockchains/jormungandr/default.nix
@@ -10,16 +10,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "jormungandr";
-  version = "0.6.1";
+  version = "0.6.5";
 
   src = fetchgit {
     url = "https://github.com/input-output-hk/${pname}";
     rev = "v${version}";
-    sha256 = "1w0xcx1h09wv25qdyybamxxl8sqd2npja12n3vpvz0sgv88c3mix";
+    sha256 = "16s6ks63194w35xlgzbhjdb3h606hkj049bap52sd6qf637bw2p7";
     fetchSubmodules = true;
   };
 
-  cargoSha256 = "0pflam5am760z4pz3j1ga4arsixmay2487sgpqrhrkiaws4nxy57";
+  cargoSha256 = "1kba65rnm2vyqsjhcnfwy1m44x1w3xxlzinykmb89jy6qr8gvp42";
 
   nativeBuildInputs = [ pkgconfig protobuf ];
   buildInputs = [ openssl ] ++ lib.optionals stdenv.isDarwin [ darwin.apple_sdk.frameworks.Security ];