diff --git a/pkgs/by-name/go/gotenberg/package.nix b/pkgs/by-name/go/gotenberg/package.nix
index cfd1d797ad33..9db1c8eb4302 100644
--- a/pkgs/by-name/go/gotenberg/package.nix
+++ b/pkgs/by-name/go/gotenberg/package.nix
@@ -24,21 +24,19 @@ let
 in
 buildGoModule rec {
   pname = "gotenberg";
-  version = "8.16.0";
+  version = "8.20.1";
 
   src = fetchFromGitHub {
     owner = "gotenberg";
     repo = "gotenberg";
     tag = "v${version}";
-    hash = "sha256-m8aDhfcUa3QFr+7hzlQFL2wPfcx5RE+3dl5RHzWwau0=";
+    hash = "sha256-3+6bdO6rFSyRtRQjXBPefwjuX0AMuGzHNAQas7HNNRE=";
   };
 
-  vendorHash = "sha256-EM+Rpo4Zf+aqA56aFeuQ0tbvpTgZhmfv+B7qYI6PXWc=";
+  vendorHash = "sha256-qZ4cgVZAmjIwXhtQ7DlAZAZxyXP89ZWafsSUPQE0dxE=";
 
   postPatch = ''
     find ./pkg -name '*_test.go' -exec sed -i -e 's#/tests#${src}#g' {} \;
-    substituteInPlace pkg/gotenberg/fs_test.go \
-      --replace-fail "/tmp" "/build"
   '';
 
   nativeBuildInputs = [ makeBinaryWrapper ];