diff --git a/resources/machines/fdmprinter.json b/resources/machines/fdmprinter.json
index 5ba4f305e9..1069def481 100644
--- a/resources/machines/fdmprinter.json
+++ b/resources/machines/fdmprinter.json
@@ -929,6 +929,7 @@
                     "type": "float",
                     "default": 0.8,
                     "min_value": "coasting_volume",
+                    "inherit_function": "coasting_volume * 8",
                     "visible": false,
                     "inherit": false,
                     "enabled": "coasting_enable"