diff --git a/README.md b/README.md
index 12e656a..765d8ae 100644
--- a/README.md
+++ b/README.md
@@ -101,6 +101,10 @@ the service user and group
 a variant of ghidra built with a headless openjdk, intended to reduce closure size for server
 operation
 
+### [`ocamlPackages.ppx_unicode`](./pkgs/ocaml/ppx_unicode)
+
+opinionated ppx for string literals: <https://git.lain.faith/haskal/ppx_unicode>
+
 ### [`ocamlPackages.xlog`](./pkgs/ocaml/xlog)
 
 logging for cats, in ocaml: <https://git.lain.faith/haskal/xlog>
diff --git a/default.nix b/default.nix
index fee9a0e..dbb718a 100644
--- a/default.nix
+++ b/default.nix
@@ -14,6 +14,7 @@
       };
 
       ocamlPackages = prev.ocamlPackages.overrideScope (ofinal: oprev: {
+        ppx_unicode = ofinal.callPackage ./pkgs/ocaml/ppx_unicode {};
         xlog = ofinal.callPackage ./pkgs/ocaml/xlog {};
       });
 
diff --git a/pkgs/ocaml/ppx_unicode/default.nix b/pkgs/ocaml/ppx_unicode/default.nix
new file mode 100644
index 0000000..5d8df44
--- /dev/null
+++ b/pkgs/ocaml/ppx_unicode/default.nix
@@ -0,0 +1,22 @@
+{
+  fetchgit,
+  buildDunePackage,
+
+  ppxlib,
+  uunf
+}:
+buildDunePackage rec {
+  pname = "ppx_unicode";
+  version = "0.0.1";
+
+  src = fetchgit {
+    url = "https://git.lain.faith/haskal/ppx_unicode.git";
+    rev = version;
+    hash = "sha256-Dlx9NKNG6txRhjNC9Nih5mTvOVoQS9olMdItmibb3fI=";
+  };
+
+  minimalOcamlVersion = "5.1";
+  dontStrip = true;
+
+  buildInputs = [ ppxlib uunf ];
+}