diff --git a/pkgs/by-name/ow/owi/package.nix b/pkgs/by-name/ow/owi/package.nix
index 2c28ae6c87aa..9d40208af158 100644
--- a/pkgs/by-name/ow/owi/package.nix
+++ b/pkgs/by-name/ow/owi/package.nix
@@ -15,14 +15,14 @@ let
 in
 ocamlPackages.buildDunePackage {
   pname = "owi";
-  version = "0.2-unstable-2025-10-09";
+  version = "0.2-unstable-2025-11-25";
 
   src = fetchFromGitHub {
     owner = "ocamlpro";
     repo = "owi";
-    rev = "8500bc99a5a88515a019b1dc0d736152ab7d1767";
+    rev = "23fb234334310ae8b4ba3c4a2def6a9fed7508fd";
     fetchSubmodules = true;
-    hash = "sha256-vskIVgtgUpjuJFzweDg6w2/ml31/6HQWMEjE08KibmM=";
+    hash = "sha256-I74mjs4GozMlUr+ezt22J6+cs8GDcNZkPC42W0kvGnI=";
   };
 
   nativeBuildInputs = with ocamlPackages; [
@@ -49,12 +49,14 @@ ocamlPackages.buildDunePackage {
     integers
     menhirLib
     ocaml_intrinsics
+    ocamlgraph
     patricia-tree
     prelude
     processor
     scfg
     sedlex
     smtml
+    synchronizer
     uutf
     xmlm
     yojson
diff --git a/pkgs/development/ocaml-modules/smtml/default.nix b/pkgs/development/ocaml-modules/smtml/default.nix
index 533eee64483a..e3d891720ca0 100644
--- a/pkgs/development/ocaml-modules/smtml/default.nix
+++ b/pkgs/development/ocaml-modules/smtml/default.nix
@@ -9,6 +9,7 @@
   cmdliner,
   dolmen_model,
   dolmen_type,
+  dune-build-info,
   fpath,
   hc,
   menhirLib,
@@ -27,13 +28,13 @@
 
 buildDunePackage (finalAttrs: {
   pname = "smtml";
-  version = "0.13.0";
+  version = "0.15.0";
 
   src = fetchFromGitHub {
     owner = "formalsec";
     repo = "smtml";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-8AAS7C/X9YnkgZORRauKqPgXPyFXOhPvd7/VS693e8Q=";
+    hash = "sha256-z3DDdzU39tg2F3+pAFPILiKY3pQxOpehdoxwckyhZBI=";
   };
 
   nativeBuildInputs = [
@@ -45,6 +46,7 @@ buildDunePackage (finalAttrs: {
     cmdliner
     dolmen_model
     dolmen_type
+    dune-build-info
     fpath
     hc
     menhirLib