diff --git a/pkgs/by-name/ne/networkmanager-strongswan/package.nix b/pkgs/by-name/ne/networkmanager-strongswan/package.nix
index a81ea1c46d50..1f0b5327f07b 100644
--- a/pkgs/by-name/ne/networkmanager-strongswan/package.nix
+++ b/pkgs/by-name/ne/networkmanager-strongswan/package.nix
@@ -15,11 +15,11 @@
 
 stdenv.mkDerivation rec {
   pname = "NetworkManager-strongswan";
-  version = "1.6.2";
+  version = "1.6.4";
 
   src = fetchurl {
     url = "https://download.strongswan.org/NetworkManager/${pname}-${version}.tar.bz2";
-    sha256 = "sha256-jL8kf63MsCbTTvYn1M7YbpUOMXPl2h/ZY7Rpz2rAr34=";
+    sha256 = "sha256-X9ftnoogw2W+p9ZTdgoECfmyEkRABtQ2UzK7zFGPbBU=";
   };
 
   nativeBuildInputs = [