diff --git a/pkgs/development/python-modules/alphashape/default.nix b/pkgs/development/python-modules/alphashape/default.nix
index cd0c7843f15f..06c793bb64cb 100644
--- a/pkgs/development/python-modules/alphashape/default.nix
+++ b/pkgs/development/python-modules/alphashape/default.nix
@@ -1,25 +1,30 @@
 {
   lib,
   buildPythonPackage,
+  fetchFromGitHub,
+
+  # build-system
+  setuptools,
+
+  # dependencies
   click,
   click-log,
-  fetchFromGitHub,
-  geopandas,
-  networkx,
+  shapely,
   numpy,
-  pytestCheckHook,
+  trimesh,
+  networkx,
   rtree,
   scipy,
-  setuptools,
-  shapely,
-  trimesh,
+
+  # tests
+  geopandas,
+  pytestCheckHook,
 }:
 
 buildPythonPackage (finalAttrs: {
   pname = "alphashape";
   version = "1.3.1";
   pyproject = true;
-
   __structuredAttrs = true;
 
   src = fetchFromGitHub {
@@ -55,11 +60,11 @@ buildPythonPackage (finalAttrs: {
 
   pythonImportsCheck = [ "alphashape" ];
 
-  meta = with lib; {
+  meta = {
     description = "Toolbox for generating n-dimensional alpha shapes";
     homepage = "https://github.com/bellockk/alphashape";
     changelog = "https://github.com/bellockk/alphashape/releases/tag/${finalAttrs.src.tag}";
-    license = licenses.mit;
-    maintainers = with maintainers; [ fab ];
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ fab ];
   };
 })
diff --git a/pkgs/development/python-modules/sentence-transformers/default.nix b/pkgs/development/python-modules/sentence-transformers/default.nix
index e9e46a0ca2d2..65dd8eeca4d9 100644
--- a/pkgs/development/python-modules/sentence-transformers/default.nix
+++ b/pkgs/development/python-modules/sentence-transformers/default.nix
@@ -20,7 +20,6 @@
 
   # optional-dependencies
   # image
-  pillow,
   # train
   accelerate,
   datasets,
@@ -34,14 +33,15 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "sentence-transformers";
-  version = "5.4.1";
+  version = "5.6.1";
   pyproject = true;
+  __structuredAttrs = true;
 
   src = fetchFromGitHub {
     owner = "huggingface";
     repo = "sentence-transformers";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-VZu50DVuU0P7o3+iKVWougui7nWSrnP/eza0Rqtt7ZU=";
+    hash = "sha256-nV378rNxaIdPjshxkgqCpQuUQmh7/Z7xhhD5u9KT81A=";
   };
 
   build-system = [ setuptools ];
@@ -159,10 +159,15 @@ buildPythonPackage (finalAttrs: {
     "tests/base/modules/"
     "tests/base/test_model.py"
     "tests/base/test_model_card.py"
+    "tests/base/test_model_type_subclass.py"
     "tests/cross_encoder/evaluation/test_reranking.py"
+    "tests/cross_encoder/losses/test_rerank_losses_dtype.py"
     "tests/cross_encoder/test_model.py"
     "tests/cross_encoder/test_model_card.py"
     "tests/cross_encoder/test_train_stsb.py"
+    "tests/sentence_transformer/losses/test_adaptive_layer.py"
+    "tests/sentence_transformer/losses/test_denoising_auto_encoder.py"
+    "tests/sentence_transformer/losses/test_embed_distill.py"
     "tests/sentence_transformer/test_compute_embeddings.py"
     "tests/sentence_transformer/test_model.py"
     "tests/sentence_transformer/test_model_card.py"