diff --git a/pkgs/development/python-modules/cvxpy/default.nix b/pkgs/development/python-modules/cvxpy/default.nix
index 8511e46f836d..712a4b46ede7 100644
--- a/pkgs/development/python-modules/cvxpy/default.nix
+++ b/pkgs/development/python-modules/cvxpy/default.nix
@@ -26,14 +26,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "cvxpy";
-  version = "1.8.1";
+  version = "1.8.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "cvxpy";
     repo = "cvxpy";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-7bLvVvOthbEe+Ry/NQCxP5El9K8qITIGwJzypooT2mw=";
+    hash = "sha256-MDKTuiePzqdIJlTRxbCOxoaEAisGx368iWbwKEB97QU=";
   };
 
   postPatch =
diff --git a/pkgs/development/python-modules/qutip/default.nix b/pkgs/development/python-modules/qutip/default.nix
index b35b1857396b..817d57053e58 100644
--- a/pkgs/development/python-modules/qutip/default.nix
+++ b/pkgs/development/python-modules/qutip/default.nix
@@ -26,25 +26,18 @@
   cvxpy,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "qutip";
-  version = "5.2.2";
+  version = "5.2.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "qutip";
     repo = "qutip";
-    tag = "v${version}";
-    hash = "sha256-Av6OVw3dwZUA13W+5kJ2EwGzIMhNn9lZwEsk5EKTbyk=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-y3yQf6rCjK0342WnUBieBmCLOWXjBAkxPe+G7TzZKio=";
   };
 
-  postPatch =
-    # build-time constraint, used to ensure forward and backward compat
-    ''
-      substituteInPlace pyproject.toml setup.cfg \
-        --replace-fail "numpy>=2.0.0" "numpy"
-    '';
-
   build-system = [
     cython
     oldest-supported-numpy
@@ -62,7 +55,7 @@ buildPythonPackage rec {
     pytest-rerunfailures
     writableTmpDirAsHomeHook
   ]
-  ++ lib.concatAttrValues optional-dependencies;
+  ++ lib.concatAttrValues finalAttrs.passthru.optional-dependencies;
 
   # QuTiP tries to access the home directory to create an rc file for us.
   # We need to go to another directory to run the tests from there.
@@ -94,7 +87,7 @@ buildPythonPackage rec {
   meta = {
     description = "Open-source software for simulating the dynamics of closed and open quantum systems";
     homepage = "https://qutip.org/";
-    changelog = "https://github.com/qutip/qutip/releases/tag/${src.tag}";
+    changelog = "https://github.com/qutip/qutip/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.bsd3;
     maintainers = [ ];
     badPlatforms = [
@@ -107,4 +100,4 @@ buildPythonPackage rec {
       "aarch64-linux"
     ];
   };
-}
+})