diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 73fe8086c9..3169aa4e6b 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -2403,7 +2403,7 @@
                                 }
                             }
                         },
-                        "prime_tower_material_flow":
+                        "prime_tower_flow":
                         {
                             "label": "Prime Tower Flow",
                             "description": "Flow compensation on prime tower lines.",