diff --git a/pkgs/development/python-modules/fpylll/default.nix b/pkgs/development/python-modules/fpylll/default.nix
index f8539942e455..d0ddbf91ceda 100644
--- a/pkgs/development/python-modules/fpylll/default.nix
+++ b/pkgs/development/python-modules/fpylll/default.nix
@@ -24,14 +24,14 @@
 
 buildPythonPackage rec {
   pname = "fpylll";
-  version = "0.6.3";
+  version = "0.6.4";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "fplll";
     repo = "fpylll";
     tag = version;
-    hash = "sha256-3+DXfCUuHQG+VSzJGEPa8qP6oxC+nngMa44XyFCJAVY=";
+    hash = "sha256-vks4rTXk6fh8183PCxJzfTXQyo3scBH4afjbQAkT6Gw=";
   };
 
   nativeBuildInputs = [