diff --git a/pkgs/tools/text/diffstat/default.nix b/pkgs/tools/text/diffstat/default.nix
index b558386536e4..c8ff1e973a50 100644
--- a/pkgs/tools/text/diffstat/default.nix
+++ b/pkgs/tools/text/diffstat/default.nix
@@ -1,14 +1,14 @@
 { fetchurl, lib, stdenv }:
 
 stdenv.mkDerivation rec {
-  name = "diffstat-1.63";
+  name = "diffstat-1.64";
 
   src = fetchurl {
     urls = [
       "ftp://ftp.invisible-island.net/diffstat/${name}.tgz"
       "https://invisible-mirror.net/archives/diffstat/${name}.tgz"
     ];
-    sha256 = "0vyw200s5dv1257pmrh6c6fdkmw3slyz5szpqfx916xr04sdbpby";
+    sha256 = "sha256-uK7jjZ0uHQWSbmtVgQqdLC3UB/JNaiZzh1Y6RDbj9/w=";
   };
 
   meta = with lib; {