diff --git a/pkgs/applications/graphics/sane/backends/brscan4/default.nix b/pkgs/applications/graphics/sane/backends/brscan4/default.nix
index 9713618d79a..6fcb5830556 100644
--- a/pkgs/applications/graphics/sane/backends/brscan4/default.nix
+++ b/pkgs/applications/graphics/sane/backends/brscan4/default.nix
@@ -11,16 +11,15 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "brscan4";
-  version = "0.4.9-1";
+  version = "0.4.10-1";
   src = {
     "i686-linux" = fetchurl {
       url = "http://download.brother.com/welcome/dlf006646/${pname}-${version}.i386.deb";
-      sha256 = "0pkg9aqvnkpjnb9cgzf7lxw2g4jqrf2w98irkv22r0gfsfs3nwma";
+      sha256 = "sha256-ymIAg+rfSYP5uzsAM1hUYZacJ0PXmKEoljNtb0pgGMw=";
     };
     "x86_64-linux" = fetchurl {
-
       url = "https://download.brother.com/welcome/dlf006645/${pname}-${version}.amd64.deb";
-      sha256 = "0kakkl8rmsi2yr3f8vd1kk8vsl9g2ijhqil1cvvbwrhwgi0b7ai7";
+      sha256 = "sha256-Gpr5456MCNpyam3g2qPo7S3aEZFMaUGR8bu7YmRY8xk=";
     };
   }."${stdenv.hostPlatform.system}";
 
@@ -33,7 +32,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ libusb-compat-0_1 ];
   dontBuild = true;
 
-  patchPhase = ''
+  postPatch = ''
     ${myPatchElf "opt/brother/scanner/brscan4/brsaneconfig4"}
 
     RPATH=${libusb-compat-0_1.out}/lib
@@ -45,6 +44,7 @@ stdenv.mkDerivation rec {
   '';
 
   installPhase = with lib; ''
+    runHook preInstall
     PATH_TO_BRSCAN4="opt/brother/scanner/brscan4"
     mkdir -p $out/$PATH_TO_BRSCAN4
     cp -rp $PATH_TO_BRSCAN4/* $out/$PATH_TO_BRSCAN4
@@ -79,6 +79,7 @@ stdenv.mkDerivation rec {
     mkdir -p $out/etc/udev/rules.d
     cp -p ${udevRules}/etc/udev/rules.d/*.rules \
       $out/etc/udev/rules.d
+    runHook postInstall
   '';
 
   dontStrip = true;