diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index babd4cca3e..8483b7a9cb 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -6290,7 +6290,7 @@
                 "slicing_tolerance":
                 {
                     "label": "Slicing Tolerance",
-                    "description": "How to slice layers with diagonal surfaces. The areas of a layer can be generated based on where the middle of the layer intersects the surface (Middle). Alternatively each layer can have the areas which fall inside of the volume throughout the height of the layer (Exclusive) or a layer has the areas which fall inside anywhere within the layer (Inclusive). Exclusive retains the most details, Inclusive makes for the best fit and Middle takes the least time to process.",
+                    "description": "Vertical tolerance in the sliced layers. The contours of a layer are normally generated by taking cross sections through the middle of each layer's thickness (Middle). Alternatively each layer can have the areas which fall inside of the volume throughout the entire thickness of the layer (Exclusive) or a layer has the areas which fall inside anywhere within the layer (Inclusive). Inclusive retains the most details, Exclusive makes for the best fit and Middle stays closest to the original surface.",
                     "type": "enum",
                     "options":
                     {