diff --git a/pkgs/development/ocaml-modules/mparser/pcre.nix b/pkgs/development/ocaml-modules/mparser/pcre.nix
new file mode 100644
index 000000000000..f2bdc41b8e29
--- /dev/null
+++ b/pkgs/development/ocaml-modules/mparser/pcre.nix
@@ -0,0 +1,12 @@
+{ fetchFromGitHub, buildDunePackage, ocaml_pcre, mparser }:
+
+buildDunePackage rec {
+  pname = "mparser-pcre";
+  useDune2 = true;
+
+  inherit (mparser) src version;
+
+  buildInputs = [ ocaml_pcre mparser ];
+
+  meta = mparser.meta // { description = "PCRE-based regular expressions"; };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index c17ea27a9e51..d317f091990c 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -794,6 +794,8 @@ let
 
     mparser =  callPackage ../development/ocaml-modules/mparser { };
 
+    mparser-pcre =  callPackage ../development/ocaml-modules/mparser/pcre.nix { };
+
     mtime =  callPackage ../development/ocaml-modules/mtime { };
 
     mustache =  callPackage ../development/ocaml-modules/mustache { };