diff --git a/pkgs/development/tools/halfempty/default.nix b/pkgs/development/tools/halfempty/default.nix
index 75628ded2d1b..5b96d338f52f 100644
--- a/pkgs/development/tools/halfempty/default.nix
+++ b/pkgs/development/tools/halfempty/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "halfempty";
-  version = "0.30";
+  version = "0.40";
 
   src = fetchFromGitHub {
     owner = "googleprojectzero";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0838pw0ccjvlxmjygzrnppz1fx1a10vjzdgjbxgb4wgpqjr8v6vc";
+    sha256 = "sha256-YGq6fneAMo2jCpLPrjzRJ0eeOsStKaK5L+lwQfqcfpY=";
   };
 
   nativeBuildInputs = [ pkg-config util-linux ];