diff --git a/README.md b/README.md
index 4be8c95..9ae2162 100644
--- a/README.md
+++ b/README.md
@@ -91,5 +91,4 @@ then  ` make`
 - LVDSTrgMask cannot acess.
 - The CoincidenceLengthT not loaded. 
 - Sometime, the digitizer halt after sent the /cmd/armacquisition command. This is CAEN library problem.
-- Event/Wave trig. Source cannot set as SWTrigger. 
-- For PSD, it cannot use minimum dataformat.
\ No newline at end of file
+- Event/Wave trig. Source cannot set as SWTrigger. 
\ No newline at end of file