diff --git a/pkgs/development/python-modules/trimesh/default.nix b/pkgs/development/python-modules/trimesh/default.nix
index b157e32ed87..d4a021a0e31 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 = "3.9.1";
+  version = "3.9.7";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "d19cbdb830a17297aa218ba6ce4955fc11b4b553414289cfd71f58f8144cc91f";
+    sha256 = "63dd76531a4c6ddd53e00209b971e83d3fbfd9b012f4033a1c4b0f04f1f551e3";
   };
 
   propagatedBuildInputs = [ numpy ];