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-rw-r--r--tar/bsdtar.13
1 files changed, 2 insertions, 1 deletions
diff --git a/tar/bsdtar.1 b/tar/bsdtar.1
index f1574234905c..86a06bbd13bb 100644
--- a/tar/bsdtar.1
+++ b/tar/bsdtar.1
@@ -631,7 +631,8 @@ A decimal integer from 4 to 7 specifying the lz4 compression block size
Use the previous block of the block being compressed for
a compression dictionary to improve compression ratio.
.It Cm zstd:compression-level
-A decimal integer from 1 to 22 specifying the zstd compression level.
+A decimal integer specifying the zstd compression level. Supported values depend
+on the library version, common values are from 1 to 22.
.It Cm lzop:compression-level
A decimal integer from 1 to 9 specifying the lzop compression level.
.It Cm xz:compression-level