1diff --git a/README.md b/README.md
2index 51f7cfe0e68de280508a95ebc9b93e8ee2bb4235..49f99bcd8ba245a1d08f209930fe4962f0a41e6e 100644
3--- a/README.md
4+++ b/README.md
5@@ -208,6 +208,9 @@ plugin {
6 trigger_height = <int> # default: 0
7 8 # a space or comma separated list of workspace ids where autotile should be enabled
9+ # it's possible to create an exception rule by prefixing the definition with "not:"
10+ # workspaces = 1,2 # autotiling will only be enabled on workspaces 1 and 2
11+ # workspaces = not:1,2 # autotiling will be enabled on all workspaces except 1 and 2
12 workspaces = <string> # default: all
1314 # if enabled only workspaces that are not in the list are autotiled