diff --git a/pkgs/development/ocaml-modules/riot/default.nix b/pkgs/development/ocaml-modules/riot/default.nix
index e830e7034e10..81d1a48773ea 100644
--- a/pkgs/development/ocaml-modules/riot/default.nix
+++ b/pkgs/development/ocaml-modules/riot/default.nix
@@ -1,8 +1,9 @@
 { lib
-, bigstringaf
 , buildDunePackage
+, cstruct
 , fetchurl
-, iomux
+, mdx
+, poll
 , ptime
 , telemetry
 , uri
@@ -10,24 +11,29 @@
 
 buildDunePackage rec {
   pname = "riot";
-  version = "0.0.5";
+  version = "0.0.7";
 
   minimalOCamlVersion = "5.1";
 
   src = fetchurl {
     url = "https://github.com/leostera/riot/releases/download/${version}/riot-${version}.tbz";
-    hash = "sha256-Abe4LMxlaxK3MVlg2d8X60aCuPGvaOn+4zFx/uH5z4g=";
+    hash = "sha256-t+PMBh4rZXi82dUljv3nLzZX5o1iagBbQ9FfGnr/dp4=";
   };
 
   propagatedBuildInputs = [
-    bigstringaf
-    iomux
+    cstruct
+    poll
     ptime
     telemetry
     uri
   ];
 
-  doCheck = true;
+  checkInputs = [
+    mdx
+    mdx.bin
+  ];
+
+  doCheck = false; # fails on sandbox
 
   meta = {
     description = "An actor-model multi-core scheduler for OCaml 5";