diff --git a/pkgs/development/python-modules/trimesh/default.nix b/pkgs/development/python-modules/trimesh/default.nix
index 10e2d252dc21..fb16df1046bc 100644
--- a/pkgs/development/python-modules/trimesh/default.nix
+++ b/pkgs/development/python-modules/trimesh/default.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  python,
   buildPythonPackage,
   fetchFromGitHub,
   setuptools,
@@ -7,6 +8,7 @@
   pythonOlder,
   numpy,
   lxml,
+  trimesh,
 }:
 
 buildPythonPackage rec {
@@ -27,6 +29,31 @@ buildPythonPackage rec {
 
   dependencies = [ numpy ];
 
+  optional-dependencies = with python.pkgs; {
+    easy =
+      [
+        colorlog
+        manifold3d
+        charset-normalizer
+        lxml
+        jsonschema
+        networkx
+        svg-path
+        pycollada
+        shapely
+        xxhash
+        rtree
+        httpx
+        scipy
+        pillow
+        # vhacdx # not packaged
+        mapbox-earcut
+      ]
+      ++ lib.optionals embreex.meta.available [
+        embreex
+      ];
+  };
+
   nativeCheckInputs = [
     lxml
     pytestCheckHook
@@ -39,7 +66,19 @@ buildPythonPackage rec {
 
   pytestFlagsArray = [ "tests/test_minimal.py" ];
 
-  pythonImportsCheck = [ "trimesh" ];
+  pythonImportsCheck = [
+    "trimesh"
+    "trimesh.ray"
+    "trimesh.path"
+    "trimesh.path.exchange"
+    "trimesh.scene"
+    "trimesh.voxel"
+    "trimesh.visual"
+    "trimesh.viewer"
+    "trimesh.exchange"
+    "trimesh.resources"
+    "trimesh.interfaces"
+  ];
 
   meta = {
     description = "Python library for loading and using triangular meshes";