diff --git a/README.md b/README.md
index 093bf19..f6713c2 100644
--- a/README.md
+++ b/README.md
@@ -35,22 +35,22 @@ $ alacritty-config key_bindings.2.action
 Paste # or whatever you set it to
 ```
 
-If you want to delete a property, simply add `delete`.
+If you want to delete a property, simply add `--delete`.
 
 ```
-$ alacritty-config tabspaces delete
+$ alacritty-config tabspaces --delete
 # Poof! It’s gone!
 ```
 
 If you want to add or edit a property, simply add a different YAML-parseable property.
-If you want to set something to `delete`, simply quote it.
+If you want to set something to `--delete`, simply quote it.
 
 ```
 $ alacritty-config tabspaces 4
 # Set tabspaces to 4
 
-$ alacritty-config tabspaces '"delete"'
-# Set tabspaces to "delete", which won’t work
+$ alacritty-config tabspaces '"--delete"'
+# Set tabspaces to "--delete", which won’t work
 ```
 
 ### GUI
diff --git a/alacritty_config.py b/alacritty_config.py
index 3579d94..88bced2 100644
--- a/alacritty_config.py
+++ b/alacritty_config.py
@@ -67,7 +67,7 @@ def parse_action():
     if len(args) == 2:
         return ShowAction(path)
 
-    if len(args) == 3 and args[2] == 'delete':
+    if len(args) == 3 and args[2] == '--delete':
         return DeleteAction(path)
 
     return AddAction(path, args[2])