diff --git a/Documentation/ch-compression.rst b/Documentation/ch-compression.rst
index 291265bc..a9ec8f1e 100644
--- a/Documentation/ch-compression.rst
+++ b/Documentation/ch-compression.rst
@@ -145,9 +145,9 @@ Compatibility
 -------------
 
 Compression is done using the COW mechanism so it's incompatible with
-*nodatacow*. Direct IO works on compressed files but will fall back to buffered
-writes and leads to recompression. Currently *nodatasum* and compression don't
-work together.
+*nodatacow*. Direct IO read works on compressed files but will fall back to
+buffered writes and leads to no compression even if force compression is set.
+Currently *nodatasum* and compression don't work together.
 
 The compression algorithms have been added over time so the version
 compatibility should be also considered, together with other tools that may