diff --git a/manifest.dhall b/manifest.dhall
index 12475ca4a6dd83e0a15aa0053d5568bd336c6f86..d8d50c31a0a9f5230b8ac09128242a0c17d6dedd 100644
--- a/manifest.dhall
+++ b/manifest.dhall
@@ -470,6 +470,7 @@ in  [ callHackage "Cabal" "3.8.1.0"
     , callHackage "servant-static-th" "1.0.0.0"
     , callHackage "shake" "0.19.6"
     , callHackage "shelly" "1.10.0"
+    , callHackage "simple-sendfile" "0.2.30"
     , callHackage "singleton-bool" "0.1.6"
     , callHackage "singletons" "3.0.2"
     , callHackage "slugify" "0.1.0.1"
diff --git a/overlay.nix b/overlay.nix
index 08f632b27ee06338d237ad811812015348689f7d..fb51d57987c70f5db46746976ed7d313ef027d2d 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -597,6 +597,8 @@ final: prev: with pkgs.haskell.lib; {
 
   shelly = prev.callPackage (./pkgs/shelly.nix) { };
 
+  simple-sendfile = prev.callPackage (./pkgs/simple-sendfile.nix) { };
+
   singleton-bool = prev.callPackage (./pkgs/singleton-bool.nix) { };
 
   singletons = prev.callPackage (./pkgs/singletons.nix) { };
diff --git a/pkgs/simple-sendfile.nix b/pkgs/simple-sendfile.nix
new file mode 100644
index 0000000000000000000000000000000000000000..f7338a82f1139cdc4b61f36f80b4e31974f55cf7
--- /dev/null
+++ b/pkgs/simple-sendfile.nix
@@ -0,0 +1,46 @@
+{ mkDerivation
+, base
+, bytestring
+, conduit
+, conduit-extra
+, directory
+, hspec
+, HUnit
+, lib
+, network
+, process
+, resourcet
+, unix
+}:
+mkDerivation {
+  pname = "simple-sendfile";
+  version = "0.2.30";
+  sha256 = "b6864d2b3c62ff8ea23fa24e9e26f751bfe5253c8efb1f1e4fee2ba91d065284";
+  isLibrary = true;
+  isExecutable = false;
+  enableSeparateDataOutput = false;
+  libraryHaskellDepends = [ base bytestring network unix ];
+  testHaskellDepends = [
+    base
+    bytestring
+    conduit
+    conduit-extra
+    directory
+    hspec
+    HUnit
+    network
+    process
+    resourcet
+    unix
+  ];
+  enableLibraryProfiling = false;
+  enableExecutableProfiling = false;
+  doHaddock = false;
+  jailbreak = true;
+  doCheck = false;
+  doBenchmark = false;
+  hyperlinkSource = false;
+  description = "Cross platform library for the sendfile system call";
+  license = lib.licenses.bsd3;
+  broken = false;
+}