diff --git a/manifest.dhall b/manifest.dhall
index f04a04e52da2adf48e7adaf4f94741f540a6dc5f..4534c141b1f43f56b5052359274ede3840f030db 100644
--- a/manifest.dhall
+++ b/manifest.dhall
@@ -163,6 +163,7 @@ in  [ callHackage "PyF" "0.11.0.0"
         (Some "46cd4c97cff9f1f0a0da976aa9e32bd2899c85ee")
         (Some "heapwords")
     , callHackage "hedgehog-quickcheck" "0.1.1"
+    , callHackage "heredoc" "0.2.0.0"
     , callHackage "inline-c" "0.9.1.6"
     , callCabal2nix
         "inline-r"
diff --git a/overlay.nix b/overlay.nix
index 08b136d054884b571509695d96d602d65d6f7302..ce2e47ae96a0fc6fab03cc795d35cda1cf82f115 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -99,6 +99,8 @@ final: prev: with pkgs.haskell.lib; {
 
   hedgehog-quickcheck = prev.callPackage (./pkgs/hedgehog-quickcheck.nix) { };
 
+  heredoc = prev.callPackage (./pkgs/heredoc.nix) { };
+
   inline-c = prev.callPackage (./pkgs/inline-c.nix) { };
 
   inline-r = prev.callPackage (./pkgs/inline-r.nix) { };
diff --git a/pkgs/heredoc.nix b/pkgs/heredoc.nix
new file mode 100644
index 0000000000000000000000000000000000000000..b7b0eea426408bb364bc584a5c99ed7efdb735f2
--- /dev/null
+++ b/pkgs/heredoc.nix
@@ -0,0 +1,21 @@
+{ mkDerivation, base, lib, template-haskell }:
+mkDerivation {
+  pname = "heredoc";
+  version = "0.2.0.0";
+  sha256 = "c90d9fc61cb8cd812be510845493b6a6eddcc4b772581fd40a9433ed8f130f40";
+  isLibrary = true;
+  isExecutable = false;
+  enableSeparateDataOutput = false;
+  libraryHaskellDepends = [ base template-haskell ];
+  enableLibraryProfiling = false;
+  enableExecutableProfiling = false;
+  doHaddock = false;
+  jailbreak = true;
+  doCheck = false;
+  doBenchmark = false;
+  hyperlinkSource = false;
+  homepage = "http://hackage.haskell.org/package/heredoc";
+  description = "multi-line string / here document using QuasiQuotes";
+  license = lib.licenses.publicDomain;
+  broken = false;
+}