diff --git a/pkgs/servers/mail/mailman/postorius.nix b/pkgs/servers/mail/mailman/postorius.nix
index de1951ce15c1..27b878c38502 100644
--- a/pkgs/servers/mail/mailman/postorius.nix
+++ b/pkgs/servers/mail/mailman/postorius.nix
@@ -4,11 +4,11 @@ with python3.pkgs;
 
 buildPythonPackage rec {
   pname = "postorius";
-  version = "1.3.8";
+  version = "1.3.10";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-1mSt+PVx3xUJDc5JwrCmKiRNIDwbsjjbM2Fi5Sgz6h8=";
+    hash = "sha256-GmbIqO+03LgbUxJ1nTStXrYN3t2MfvzbeYRAipfTW1o=";
   };
 
   propagatedBuildInputs = [ django-mailman3 readme_renderer ];