diff --git a/pkgs/development/ocaml-modules/reactivedata/default.nix b/pkgs/development/ocaml-modules/reactivedata/default.nix
index 1e5042d1ee5d..8d01acc1afb9 100644
--- a/pkgs/development/ocaml-modules/reactivedata/default.nix
+++ b/pkgs/development/ocaml-modules/reactivedata/default.nix
@@ -7,7 +7,7 @@
 
 buildDunePackage rec {
   pname = "reactiveData";
-  version = "0.3";
+  version = "0.3.1";
   duneVersion = "3";
   minimalOCamlVersion = "4.08";
 
@@ -15,7 +15,7 @@ buildDunePackage rec {
     owner = "ocsigen";
     repo = "reactiveData";
     rev = version;
-    sha256 = "sha256-imUphE1vMe3bYqHhgTuGT+B7uLn75acX6fAwBLh1tz4=";
+    sha256 = "sha256-MO9WMe1k2QcC5RynE6uZHohmu3QlpTHvAkvQNgu3P90=";
   };
 
   propagatedBuildInputs = [ react ];