diff --git a/src/docs/markdown/caddyfile/directives/encode.md b/src/docs/markdown/caddyfile/directives/encode.md
index 410bd86..f16668a 100644
--- a/src/docs/markdown/caddyfile/directives/encode.md
+++ b/src/docs/markdown/caddyfile/directives/encode.md
@@ -19,7 +19,7 @@ Encodes responses using the configured encoding(s). A typical use for encoding i
 encode [<matcher>] <formats...> {
 	# encoding formats
 	gzip [<level>]
-	zstd
+	zstd [<level>]
 	
 	minimum_length <length>
 
@@ -35,9 +35,9 @@ encode [<matcher>] <formats...> {
 
 - **&lt;formats...&gt;** is the list of encoding formats to enable. If multiple encodings are enabled, the encoding is chosen based the request's Accept-Encoding header; if the client has no strong preference (q-factor), then the first supported encoding is used.
 
-- **gzip** <span id="gzip"/> enables Gzip compression, optionally at the specified level.
+- **gzip** <span id="gzip"/> enables Gzip compression, optionally at a specified level.
 
-- **zstd** <span id="zstd"/> enables Zstandard compression.
+- **zstd** <span id="zstd"/> enables Zstandard compression, optionally at a specified level (possible values = default, fastest, better, best). The default compression level is roughly equivalent to the default Zstandard mode (level 3). 
 
 - **minimum_length** <span id="minimum_length"/> the minimum number of bytes a response should have to be encoded (default: 512).