diff --git a/pkgs/tools/networking/i2p/default.nix b/pkgs/tools/networking/i2p/default.nix
index fc1280be6c7..de332843c04 100644
--- a/pkgs/tools/networking/i2p/default.nix
+++ b/pkgs/tools/networking/i2p/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "i2p";
-  version = "1.5.0";
+  version = "1.6.1";
 
   src = fetchurl {
     url = "https://download.i2p2.de/releases/${version}/i2psource_${version}.tar.bz2";
-    sha256 = "sha256-JuX02VsaB2aHD5ezDlfJqOmGkCecO/CRmOMO/6vsxFA=";
+    sha256 = "sha256-cZYGxMtRDeT+dPJLv6U5EacFMYIfwe55op49luqhZzM=";
   };
 
   buildInputs = [ jdk ant gettext which ];