diff --git a/pkgs/development/ocaml-modules/core_extended/default.nix b/pkgs/development/ocaml-modules/core_extended/default.nix
index e53c4689448..d25cd81bcd8 100644
--- a/pkgs/development/ocaml-modules/core_extended/default.nix
+++ b/pkgs/development/ocaml-modules/core_extended/default.nix
@@ -1,5 +1,5 @@
 {stdenv, buildOcaml, fetchurl, bin_prot_p4, comparelib, core_p4, custom_printf,
- fieldslib_p4, pa_bench, pa_ounit, pipebang, pa_test, textutils, re2, sexplib_p4}:
+ fieldslib_p4, pa_bench, pa_ounit, pipebang, pa_test, textutils, re2_p4, sexplib_p4}:
 
 buildOcaml rec {
   name = "core_extended";
@@ -15,7 +15,7 @@ buildOcaml rec {
   hasSharedObjects = true;
   buildInputs = [ pa_bench pa_test pa_ounit ];
   propagatedBuildInputs = [bin_prot_p4 comparelib core_p4 custom_printf fieldslib_p4
-                           pipebang textutils re2 sexplib_p4 ];
+                           pipebang textutils re2_p4 sexplib_p4 ];
 
   meta = with stdenv.lib; {
     homepage = https://github.com/janestreet/core_extended;
diff --git a/pkgs/development/ocaml-modules/janestreet/re2.nix b/pkgs/development/ocaml-modules/janestreet/re2.nix
new file mode 100644
index 00000000000..6604a8d012c
--- /dev/null
+++ b/pkgs/development/ocaml-modules/janestreet/re2.nix
@@ -0,0 +1,20 @@
+{stdenv, buildOcamlJane,
+ bin_prot, core_kernel, fieldslib, sexplib, typerep, variantslib,
+ ppx_assert, ppx_bench, ppx_driver, ppx_expect, ppx_inline_test, ppx_jane,
+ rsync}:
+
+buildOcamlJane rec {
+  name = "re2";
+  hash = "0fw5jscb1i17aw8v4l965zw20kyimhfnmf4w83wqaaxkqy3l6fqw";
+  buildInputs = [ rsync ];
+  propagatedBuildInputs =
+    [ bin_prot core_kernel fieldslib sexplib typerep variantslib
+      ppx_assert ppx_bench ppx_driver ppx_expect ppx_inline_test ppx_jane ];
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/janestreet/re2;
+    description = "OCaml bindings for RE2";
+    maintainers = [ maintainers.maurer ];
+    license = licenses.asl20;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 93ccbe12238..9ed93e0f0ab 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5369,7 +5369,7 @@ in
     piqi = callPackage ../development/ocaml-modules/piqi { };
     piqi-ocaml = callPackage ../development/ocaml-modules/piqi-ocaml { };
 
-    re2 = callPackage ../development/ocaml-modules/re2 { };
+    re2_p4 = callPackage ../development/ocaml-modules/re2 { };
 
     result = callPackage ../development/ocaml-modules/ocaml-result { };
 
@@ -5573,6 +5573,8 @@ in
     core_kernel = callPackage ../development/ocaml-modules/janestreet/core_kernel.nix {};
 
     core = callPackage ../development/ocaml-modules/janestreet/core.nix {};
+
+    re2 = callPackage ../development/ocaml-modules/janestreet/re2.nix {};
   };
 
   ocamlPackages = recurseIntoAttrs ocamlPackages_4_01_0;