diff --git a/pyproject.toml b/pyproject.toml
index 698991bc..6953e6a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,8 +53,8 @@ dependencies = [
     # Install py-lib3mf ONLY on linux aarch64
     "py-lib3mf >= 2.4.1; sys_platform == 'linux' and platform_machine == 'aarch64'",
     "pygltflib >= 1.16.5, < 1.17.0",
-    "py-materials >= 2.0.5, < 2.1.0",
-    "threejs-materials >= 1.0.4, < 1.1.0",
+    "py-materials >= 3.4.0, < 4.0.0",
+    "threejs-materials>=1.1.0,<1.2.0",
 ]
 
 [project.urls]