diff --git a/docs/concepts.md b/docs/concepts.md
index b0861ffa..b6221026 100644
--- a/docs/concepts.md
+++ b/docs/concepts.md
@@ -152,7 +152,7 @@ Footprints are hierarchically which allows you to build logically sorted trees.
 
 ### Measurement Unit
 
-By default, part instock is counted in number of individual parts, which is fine for things like electronic components,
+By default, part in stock is counted in number of individual parts, which is fine for things like electronic components,
 which exist only in integer quantities. However, if you have things with fractional units like the length of a wire or
 the volume of a liquid, you have to define a measurement unit.
 The measurement unit represents a physical quantity like mass, volume, or length.
@@ -160,6 +160,9 @@ The measurement unit represents a physical quantity like mass, volume, or length
 You can define a short unit for it (like m for Meters, or g for grams) which will be shown when a quantity of a part
 with this unit is shown.
 
+In order to cover wider use cases and allow you to define measurement units further, it is possible to define parameters
+associated to a measurement unit. These parameters are distinct from a part's parameters and are not inherited.
+
 ### Currency
 
 By default, all prices are set in the base currency configured for the instance (by default euros). If you want to use