diff --git a/pkgs/development/python-modules/deemix/default.nix b/pkgs/development/python-modules/deemix/default.nix
index e0a082e23b4a..cf54f6facf82 100644
--- a/pkgs/development/python-modules/deemix/default.nix
+++ b/pkgs/development/python-modules/deemix/default.nix
@@ -12,12 +12,12 @@
 
 buildPythonPackage rec {
   pname = "deemix";
-  version = "3.6.3";
+  version = "3.6.4";
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-mzQ5bqVBMkfBQmedO8+qh7r1OwWQxg1oMHGaYWBlBWo=";
+    sha256 = "268617b3ff9346ae51a063cbdb820c1f591cbadc1cf2fafd201dc671e721c1dd";
   };
 
   propagatedBuildInputs = [