diff --git a/README.md b/README.md
index 4897cbc..a132ce4 100644
--- a/README.md
+++ b/README.md
@@ -16,13 +16,13 @@ and 2 dedicated:
 * axis_kin_slit.plc_inc    : Dedicated script for a slit system based on equations (including interlocks and softlimits)
 * axis_kin_mirror.plc_inc  : Dedicated script for a 5 DoF mirror based on matrices
 
-### Generic scripts (axis_kin_xDoF.plc_inc)
+### Generic scripts (axis_kin_\<index\>xDoF.plc_inc)
 
 The generic scripts needs a few macros:
-* AX_S\<index\>  : Axis index for slave axes 1..DoF
-* AX_M\<index\>  : Axis index for master axes 1..DoF
-* FWD\<index\    : Forward kinematics array 1..DoF
-* INV\<index\    : Inverse kinematics array 1..DoF
+* AX_S\<index\>  : Axis index for slave axes, index = 1..DoF
+* AX_M\<index\>  : Axis index for master axes, index = 1..DoF
+* FWD\<index\>   : Forward kinematics array, index = 1..DoF
+* INV\<index\>   : Inverse kinematics array, index = 1..DoF
 
 ## State machine
 The state machine makes sure that master and slaved axes cannot run simultaneous. However, several master axes or several slave axes can run at the same time.