diff --git a/pkgs/tools/backup/borgmatic/default.nix b/pkgs/tools/backup/borgmatic/default.nix
index 70ca704831e6..a63cdcda7cb8 100644
--- a/pkgs/tools/backup/borgmatic/default.nix
+++ b/pkgs/tools/backup/borgmatic/default.nix
@@ -2,11 +2,11 @@
 
 python3Packages.buildPythonApplication rec {
   pname = "borgmatic";
-  version = "1.6.3";
+  version = "1.6.4";
 
   src = python3Packages.fetchPypi {
     inherit pname version;
-    sha256 = "sha256-CLScfmv0Jp4nfKAQvaq3XdYxNl9pDfEi5hz1ybikWDc=";
+    sha256 = "sha256-2kQ+KO69RxpIQkrkD6n7l9ti9ITwdpHYK7LuXYUo3ck=";
   };
 
   checkInputs = with python3Packages; [ flexmock pytestCheckHook pytest-cov ];