1 files changed, 4 insertions, 3 deletions
diff --git a/pkgs/development/ocaml-modules/index/default.nix b/pkgs/development/ocaml-modules/index/default.nix
index b1141f814a8..d0857f7ef0a 100644
--- a/pkgs/development/ocaml-modules/index/default.nix
+++ b/pkgs/development/ocaml-modules/index/default.nix
@@ -1,16 +1,17 @@
-{ lib, fetchurl, buildDunePackage, fmt, logs }:
+{ lib, fetchurl, buildDunePackage, fmt, logs, stdlib-shims }:
 
 buildDunePackage rec {
   pname = "index";
-  version = "1.0.1";
+  version = "1.2.0";
 
   minimumOCamlVersion = "4.07";
 
   src = fetchurl {
     url = "https://github.com/mirage/index/releases/download/${version}/index-${version}.tbz";
-    sha256 = "1006wr3g21s4j2vsd73gphhkrh1fy4swh6gqvlsa9c6q7vz9wbvz";
+    sha256 = "0d44s1d2mpxvpg0zh57c928wf1w1wd33l1fw5r62al5zmi710ff6";
   };
 
+  buildInputs = [ stdlib-shims ];
   propagatedBuildInputs = [ fmt logs ];
 
   meta = {