diff --git a/resources/definitions/ultimaker3.def.json b/resources/definitions/ultimaker3.def.json
index e730a156ff..2b5a5e6dc5 100644
--- a/resources/definitions/ultimaker3.def.json
+++ b/resources/definitions/ultimaker3.def.json
@@ -14,7 +14,7 @@
         "has_materials": true,
         "has_machine_materials": true,
         "has_variants": true,
-        "exclude_materials": [ "generic_cffcpe", "generic_cffpa", "generic_gffcpe", "generic_gffpa", "structur3d_dap100silicone" ],
+        "exclude_materials": [ "generic_hips", "generic_petg", "generic_cffcpe", "generic_cffpa", "generic_gffcpe", "generic_gffpa", "structur3d_dap100silicone" ],
         "preferred_variant_name": "AA 0.4",
         "preferred_quality_type": "normal",
         "variants_name": "Print core",