diff --git a/pkgs/development/ocaml-modules/janestreet/re2.nix b/pkgs/development/ocaml-modules/janestreet/re2.nix
deleted file mode 100644
index 1157c398080..00000000000
--- a/pkgs/development/ocaml-modules/janestreet/re2.nix
+++ /dev/null
@@ -1,20 +0,0 @@
-{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 {
-  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/development/ocaml-modules/re2/Makefile.patch b/pkgs/development/ocaml-modules/re2/Makefile.patch
deleted file mode 100644
index fcb6eefe62b..00000000000
--- a/pkgs/development/ocaml-modules/re2/Makefile.patch
+++ /dev/null
@@ -1,17 +0,0 @@
---- ./lib/Makefile	2014-11-18 08:16:19.000000000 -0800
-+++ ./lib/Makefile	2015-05-23 14:48:31.000000000 -0700
-@@ -6,12 +6,12 @@
- all: libre2_stubs.a dllre2_stubs.so
- 
- dllre2_stubs.so libre2_stubs.a: stubs.o $(LIBRE2)
--	ocamlmklib -oc re2_stubs stubs.o $(LIBRE2) -lstdc++
-+	ocamlmklib -oc re2_stubs stubs.o $(LIBRE2) -lc++
- 	rm libre2_stubs.a # ocamlmklib just includes $(LIBRE2) inside the stubs archive
- 	cp $(LIBRE2) libre2_stubs.a && ar r libre2_stubs.a stubs.o
- 
- stubs.o: stubs.cpp stubs.h util.h enum_x_macro.h
--	g++ -O2 -DPIC -fPIC -g -pipe -DCAML_NAME_SPACE -Wall -I. -I../../../include \
-+	$(CXX) -O2 -DPIC -fPIC -g -pipe -DCAML_NAME_SPACE -Wall -I. -I../../../include \
- 	-I$(RE2_HOME) -I$(ocaml-version-selected-include-path) -c stubs.cpp
- 
- #stubs.o: %.o: %.cpp %.h
diff --git a/pkgs/development/ocaml-modules/re2/default.nix b/pkgs/development/ocaml-modules/re2/default.nix
deleted file mode 100644
index 1132d97f74a..00000000000
--- a/pkgs/development/ocaml-modules/re2/default.nix
+++ /dev/null
@@ -1,29 +0,0 @@
-{stdenv, buildOcaml, fetchurl, core_p4, pa_ounit, pa_test,
- bin_prot_p4, comparelib, sexplib_p4, rsync}:
-
-buildOcaml rec {
-  name = "re2";
-  version = "112.06.00";
-
-  minimumSupportedOcamlVersion = "4.00";
-
-  src = fetchurl {
-    url = "https://github.com/janestreet/re2/archive/${version}.tar.gz";
-    sha256 = "a538765872363fcb67f12b95c07455a0afd68f5ae9008b59bb85a996d97cc752";
-  };
-  patches = if stdenv.isDarwin
-            then [./Makefile.patch ./myocamlbuild.patch]
-            else null;
-
-  buildInputs = [ pa_ounit pa_test rsync ];
-  propagatedBuildInputs = [ core_p4 bin_prot_p4 comparelib sexplib_p4 ];
-
-  hasSharedObjects = true;
-
-  meta = with stdenv.lib; {
-    homepage = "https://github.com/janestreet/re2";
-    description = "OCaml bindings for RE2";
-    license = stdenv.lib.licenses.asl20;
-    maintainers = [ maintainers.ericbmerritt ];
-  };
-}
diff --git a/pkgs/development/ocaml-modules/re2/myocamlbuild.patch b/pkgs/development/ocaml-modules/re2/myocamlbuild.patch
deleted file mode 100644
index 46ad6fa801b..00000000000
--- a/pkgs/development/ocaml-modules/re2/myocamlbuild.patch
+++ /dev/null
@@ -1,24 +0,0 @@
---- ./myocamlbuild.ml	2015-05-23 14:35:18.000000000 -0700
-+++ ./myocamlbuild.ml	2015-05-23 15:05:24.000000000 -0700
-@@ -626,16 +626,18 @@
-     rule "Generate lib/options.ml"
-       ~prod:"lib/options.ml"
-       ~deps:["lib/options.mlp"; "lib/enum_x_macro.h"]
--      (fun _ _ -> Cmd (S[A"gcc"; A"-E"; A"-P"; A"-x"; A"c";
-+      (fun _ _ -> Cmd (S[A"cc"; A"-E"; A"-P"; A"-x"; A"c";
-                          P"lib/options.mlp"; A"-o"; P"lib/options.ml"]));
- 
-     flag ["ocaml"; "link"; "library"; "native"] (S[A"-cclib"; A"-Llib";
-                                                    A"-cclib"; A"-lre2_stubs";
--                                                   A"-cclib"; A"-lstdc++"]);
-+                                                   A"-ccopt"; A"--stdlib=libc++";
-+                                                   A"-cclib"; A"-lc++"]);
-     flag ["ocaml"; "link"; "library"; "byte"]   (S[A"-dllib"; A"dllre2_stubs.so";
-                                                    A"-cclib"; A"-Llib";
-                                                    A"-cclib"; A"-lre2_stubs";
--                                                   A"-cclib"; A"-lstdc++"]);
-+                                                   A"-ccopt"; A"--stdlib=libc++";                                                   
-+                                                   A"-cclib"; A"-lc++"]);
-   | _ ->
-     ()
- 
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index aadd51e6294..4bce8ae1a9a 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -732,8 +732,6 @@ let
 
     ptime = callPackage ../development/ocaml-modules/ptime { };
 
-    re2_p4 = callPackage ../development/ocaml-modules/re2 { };
-
     resource-pooling = callPackage ../development/ocaml-modules/resource-pooling { };
 
     result = callPackage ../development/ocaml-modules/ocaml-result { };
@@ -1168,13 +1166,6 @@ let
       then callPackage ../development/ocaml-modules/janestreet/core.nix {}
       else core_p4;
 
-    re2 =
-      if lib.versionOlder "4.03" ocaml.version
-      then janeStreet.re2
-      else if lib.versionOlder "4.02" ocaml.version
-      then callPackage ../development/ocaml-modules/janestreet/re2.nix {}
-      else re2_p4;
-
     textutils =
       if lib.versionOlder "4.03" ocaml.version
       then janeStreet.textutils