diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 46055ba0c2..971ee91372 100755
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -3015,7 +3015,7 @@
                 "support_bottom_stair_step_height":
                 {
                     "label": "Support Stair Step Height",
-                    "description": "The height of the steps of the stair-like bottom of support resting on the model. A low value makes the support harder to remove, but too high values can lead to unstable support structures.",
+                    "description": "The height of the steps of the stair-like bottom of support resting on the model. A low value makes the support harder to remove, but too high values can lead to unstable support structures. Set to zero to turn off the stair-like behaviour.",
                     "unit": "mm",
                     "type": "float",
                     "default_value": 0.3,