diff --git a/compressed_archive/README_7zip.txt b/compressed_archive/README_7zip.txt
index 5211df33..3ecd8ea3 100644
--- a/compressed_archive/README_7zip.txt
+++ b/compressed_archive/README_7zip.txt
@@ -1,7 +1,9 @@
 If you are trying to compile YACReader with a 7zip decompression backend,
-you need to download the source code of 7zip 18.05 (Windows) or p7zip 16.02 (Linux/MacOSX).
+you need to download the source code of 7zip 23.01.
 
-Please extract it and rename the folder to lib7zip (Windows) or libp7zip (Linux/MacOSX),
+Please extract it and rename the folder to lib7zip (Windows),
 then copy it to $YACREADER_SRC/compressed_archive/ (this folder).
 
 7zip is the recommended library to use is you want support for 7zip files and rar5.
+
+The app needs to load 7z.dll/7z.so(and Codecs/Rar.so) at runtime.