diff --git a/pkgs/tools/misc/debianutils/default.nix b/pkgs/tools/misc/debianutils/default.nix
index b924d5a74eae..74aec9bae6a0 100644
--- a/pkgs/tools/misc/debianutils/default.nix
+++ b/pkgs/tools/misc/debianutils/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "debianutils";
-  version = "4.9";
+  version = "4.9.1";
 
   src = fetchurl {
     url = "mirror://debian/pool/main/d/${pname}/${pname}_${version}.tar.xz";
-    sha256 = "0gq7m2glwdhai93ms2qlnqjlynczzncxsddcq8l5yc6bp1f5r5r0";
+    sha256 = "14a0fqdpwdw72790jjm01g5n7lwwaf9d6k78fflbysn5v62nd0mg";
   };
 
   meta = with stdenv.lib; {