diff --git a/README.md b/README.md
index 0f0dd53..e904347 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 # 1541-Parallel_Adapter
-This is an adapter to easier add a parallel port for the Commodore 1541 and 1541-II diskettedrive.
+(This is still untestet, but should work)
+This is an adapter to easier add a parallel port for the Commodore 1541 and 1541-II diskette drive.
 
 Item list.
 * 15CM 10 wire flatcable.
@@ -11,9 +12,10 @@ All items can be found on eBay or your favorite electronics pusher.
 
 Pin 1 from the PCB connects to Pin 1 of the D-sub connector, 2 to 2 etc.
 
-**Let the PCB be as thin as possible. Testet is a 0.8mm thick adapter**
+**Let the PCB be as thin as possible, otherwise you need thicker washers. Testet is a 0.8mm thick adapter. **
+
 Washers is needed for the 1541-II drive to lift the mechanical parts.
 1.6mm (2 x 0.8mm) height with an inner diameter of 4mm is sufficient to lift the drive.
 
 
-Many thanks to [Peter Schepers](https://ist.uwaterloo.ca/~schepers/1541par.html).
\ No newline at end of file
+Many thanks to [Peter Schepers](https://ist.uwaterloo.ca/~schepers/1541par.html).