diff --git a/pkgs/development/python-modules/optuna-dashboard/default.nix b/pkgs/development/python-modules/optuna-dashboard/default.nix
index fa35b83940a2..4dbf8e444aa7 100644
--- a/pkgs/development/python-modules/optuna-dashboard/default.nix
+++ b/pkgs/development/python-modules/optuna-dashboard/default.nix
@@ -1,23 +1,26 @@
 {
   lib,
   stdenv,
-  buildPythonPackage,
-  fetchFromGitHub,
   alembic,
   boto3,
   botorch,
   bottle,
+  buildPythonPackage,
   cmaes,
   colorlog,
+  fetchFromGitHub,
+  httpx,
   moto,
   numpy,
+  openai,
   optuna,
   packaging,
   plotly,
   pytestCheckHook,
-  setuptools,
+  respx,
   scikit-learn,
   scipy,
+  setuptools,
   streamlit,
   tqdm,
 }:
@@ -53,8 +56,11 @@ buildPythonPackage rec {
     pytestCheckHook
     boto3
     botorch
+    httpx
     moto
+    openai
     plotly
+    respx
     streamlit
   ];
 
diff --git a/pkgs/development/python-modules/streamlit/default.nix b/pkgs/development/python-modules/streamlit/default.nix
index 8cbf74a71d87..0587d1848360 100644
--- a/pkgs/development/python-modules/streamlit/default.nix
+++ b/pkgs/development/python-modules/streamlit/default.nix
@@ -27,12 +27,12 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "streamlit";
-  version = "1.53.1";
+  version = "1.55.0";
   pyproject = true;
 
   src = fetchPypi {
     inherit (finalAttrs) pname version;
-    hash = "sha256-rmVq87aLS7LWafqXdgYJbyAhvLqhSkVKKQ+OCje6snc=";
+    hash = "sha256-AV5RK70C0AD0BH5REY3AhrcOfZxGtKEaM8JQlzE3liY=";
   };
 
   build-system = [ setuptools ];
@@ -66,10 +66,6 @@ buildPythonPackage (finalAttrs: {
 
   pythonImportsCheck = [ "streamlit" ];
 
-  postInstall = ''
-    rm $out/bin/streamlit.cmd # remove windows helper
-  '';
-
   meta = {
     homepage = "https://streamlit.io/";
     changelog = "https://github.com/streamlit/streamlit/releases/tag/${finalAttrs.version}";