diff --git a/pkgs/development/tools/misc/go-md2man/default.nix b/pkgs/development/tools/misc/go-md2man/default.nix
index 86d27a587b73..ee8b8d38b565 100644
--- a/pkgs/development/tools/misc/go-md2man/default.nix
+++ b/pkgs/development/tools/misc/go-md2man/default.nix
@@ -2,15 +2,15 @@
 
 buildGoModule rec {
   pname = "go-md2man";
-  version = "2.0.3";
+  version = "2.0.4";
 
-  vendorHash = null;
+  vendorHash = "sha256-aMLL/tmRLyGze3RSB9dKnoTv5ZK1eRtgV8fkajWEbU0=";
 
   src = fetchFromGitHub {
     rev = "v${version}";
     owner = "cpuguy83";
     repo = "go-md2man";
-    sha256 = "sha256-bgAuN+pF9JekCQ/Eg4ph3WDv3RP8MB/10GDp1JMp9Kg=";
+    sha256 = "sha256-pQ+H8Psh92KWTang8hK0cHFLomH+4X0rMMilIJUQ4Qc=";
   };
 
   meta = with lib; {