diff --git a/README.md b/README.md
index 41d6dd9..85d1357 100644
--- a/README.md
+++ b/README.md
@@ -19,17 +19,25 @@ Documentation
 -------------
 
     Usage: opustags --help
-           opustags [OPTIONS] FILE
-           opustags OPTIONS FILE -o FILE
+           opustags [OPTIONS] INPUT
+           opustags [OPTIONS] -o OUTPUT INPUT
 
     Options:
       -h, --help              print this help
-      -o, --output            write the modified tags to a file
+      -V, --version           print version
+      -o, --output FILE       write the modified tags to this file
+      -i, --in-place [SUFFIX] use a temporary file then replace the original file
       -y, --overwrite         overwrite the output file if it already exists
+          --stream ID         select stream for the next operations
+      -l, --list              display a pretty listing of all tags
+          --no-color          disable colors in --list output
       -d, --delete FIELD      delete all the fields of a specified type
       -a, --add FIELD=VALUE   add a field
       -s, --set FIELD=VALUE   delete then add a field
       -D, --delete-all        delete all the fields!
-      -S, --set-all           read the fields from stdin
+          --full              enable full file scan
+          --export            dump the tags to standard output for --import
+          --import            set the tags from scratch basing on stanard input
+      -e, --edit              spawn the $EDITOR and apply --import on the result
 
 See the man page, `opustags.1`, for extensive documentation.