diff -r -U3 src.orig/CMakeLists.txt src/CMakeLists.txt
--- src.orig/CMakeLists.txt	2023-04-11 07:46:19.000000000 +0700
+++ src/CMakeLists.txt	2023-04-12 21:54:22.107770167 +0700
@@ -461,7 +461,6 @@
 
 # documentation file installation in doc folder
 install(FILES
-	../doc/LICENSE.txt
 	../doc/README.txt
 	../doc/ChangeLog.txt
 	CONFIGURATIONS Release Debug