diff --git a/pkgs/tools/misc/hexyl/default.nix b/pkgs/tools/misc/hexyl/default.nix
index 27dfdae32812..a672544f1300 100644
--- a/pkgs/tools/misc/hexyl/default.nix
+++ b/pkgs/tools/misc/hexyl/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   name    = "hexyl-${version}";
-  version = "0.3.1";
+  version = "0.4.0";
 
   src = fetchFromGitHub {
     owner  = "sharkdp";
     repo   = "hexyl";
     rev    = "v${version}";
-    sha256 = "1q4klph45a7zjzwajrccb51yc3k1p16mjlnqislpm43h653f728q";
+    sha256 = "09h01y0r7km0vgljgc8bgiswbrq47id408vpya2da4mijbg4h82r";
   };
 
-  cargoSha256 = "17mp6amib58akh175qprqsz3qkffgdacfm3dhkbysiqmw5m2p2p7";
+  cargoSha256 = "1zy2jvzx62yjaiq25560krz1648vqwfr5kjbq3wz7nlmf1cs7s2c";
 
   meta = with stdenv.lib; {
     description = "A command-line hex viewer";