diff --git a/pkgs/development/ocaml-modules/sosa/default.nix b/pkgs/development/ocaml-modules/sosa/default.nix
index 623f21748a87..1ef11e363ff8 100644
--- a/pkgs/development/ocaml-modules/sosa/default.nix
+++ b/pkgs/development/ocaml-modules/sosa/default.nix
@@ -2,9 +2,8 @@
 , findlib, ocaml, ocamlbuild
 }:
 
-if lib.versionOlder ocaml.version "4.02"
-then throw "sosa is not available for OCaml ${ocaml.version}"
-else
+lib.throwIf (lib.versionOlder ocaml.version "4.02")
+  "sosa is not available for OCaml ${ocaml.version}"
 
 stdenv.mkDerivation rec {
   pname = "ocaml${ocaml.version}-sosa";
@@ -17,6 +16,13 @@ stdenv.mkDerivation rec {
     sha256 = "053hdv6ww0q4mivajj4iyp7krfvgq8zajq9d8x4mia4lid7j0dyk";
   };
 
+  postPatch = lib.optionalString (lib.versionAtLeast ocaml.version "4.07") ''
+    for p in functors list_of of_mutable
+    do
+      substituteInPlace src/lib/$p.ml --replace Pervasives. Stdlib.
+    done
+  '';
+
   nativeBuildInputs = [ ocaml ocamlbuild findlib ];
 
   strictDeps = true;