diff --git a/Config_Positioner.md b/Config_Positioner.md
index 57a0455..f9cc766 100644
--- a/Config_Positioner.md
+++ b/Config_Positioner.md
@@ -457,9 +457,6 @@ This positioner type is the combination of multiple positioners to create a new
  Array of double values defines the transform matrix to be used when **functionCode**==3. The array should have a either 4 or 9 values.\
  **Default**: 0
 
-**InvMatrix**::\
- Array of double values defines the inverse of **matrix**.
-
 ## Zaber
 
 **controller**::\