diff --git a/pkgs/development/python-modules/trimesh/default.nix b/pkgs/development/python-modules/trimesh/default.nix
index c6a7493695da..940618545e87 100644
--- a/pkgs/development/python-modules/trimesh/default.nix
+++ b/pkgs/development/python-modules/trimesh/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "trimesh";
-  version = "3.8.17";
+  version = "3.8.18";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "10834032ff314ea9c8a6a9f4f1f846422fe8825657dfd2d9db3ae2fa5a838fdb";
+    sha256 = "89f9ec5f1abe7e829f7f1cb9a7aa3f3eb768482272beb2c8987e933d9c068110";
   };
 
   propagatedBuildInputs = [ numpy ];