diff --git a/pkgs/development/ocaml-modules/http-mirage-client/default.nix b/pkgs/development/ocaml-modules/http-mirage-client/default.nix
index 58f9852e8c86..4689be5ce7f0 100644
--- a/pkgs/development/ocaml-modules/http-mirage-client/default.nix
+++ b/pkgs/development/ocaml-modules/http-mirage-client/default.nix
@@ -12,14 +12,16 @@
   mirage-crypto-rng,
 }:
 
-buildDunePackage rec {
+buildDunePackage (finalAttrs: {
   pname = "http-mirage-client";
   version = "0.0.10";
 
   minimalOCamlVersion = "4.08";
 
+  __darwinAllowLocalNetworking = true;
+
   src = fetchurl {
-    url = "https://github.com/roburio/http-mirage-client/releases/download/v${version}/http-mirage-client-${version}.tbz";
+    url = "https://github.com/robur-coop/http-mirage-client/releases/download/v${finalAttrs.version}/http-mirage-client-${finalAttrs.version}.tbz";
     hash = "sha256-AXEIH1TIAayD4LkFv0yGD8OYvcdC/AJnGudGlkjcWLY=";
   };
 
@@ -40,9 +42,9 @@ buildDunePackage rec {
 
   meta = {
     description = "HTTP client for MirageOS";
-    homepage = "https://github.com/roburio/http-mirage-client";
+    homepage = "https://github.com/robur-coop/http-mirage-client";
+    changelog = "https://github.com/robur-coop/http-mirage-client/blob/v${finalAttrs.version}/CHANGES.md";
     license = lib.licenses.mit;
     maintainers = [ lib.maintainers.vbgl ];
   };
-
-}
+})
diff --git a/pkgs/development/ocaml-modules/mirage-ptime/default.nix b/pkgs/development/ocaml-modules/mirage-ptime/default.nix
index 8d981684899a..fddd9a832657 100644
--- a/pkgs/development/ocaml-modules/mirage-ptime/default.nix
+++ b/pkgs/development/ocaml-modules/mirage-ptime/default.nix
@@ -3,7 +3,7 @@
   buildDunePackage,
   fetchurl,
   ptime,
-  version ? "5.1.0",
+  version ? "5.2.0",
 }:
 
 buildDunePackage {
@@ -13,7 +13,7 @@ buildDunePackage {
 
   src = fetchurl {
     url = "https://github.com/mirage/mirage-ptime/releases/download/v${version}/mirage-ptime-${version}.tbz";
-    hash = "sha256-6bPbMTZeGolRMMN4nmrc+ZZ3HqjnAWtj4V7L4fOKKfY=";
+    hash = "sha256-YOWpJrfQKG9khCwPb5lZXtf+fip4N0B1AAn2Y9zRLyg=";
   };
 
   propagatedBuildInputs = [ ptime ];