Update README.md

README.md

@@ -100,7 +100,7 @@ Then run
 
 Sometimes it is possible to achieve better results by turning on alpha matting. Example:
 ```bash
-    curl -s http://input.png -a -ae 15 | rembg > output.png
+    curl -s http://input.png | rembg -a -ae 15 > output.png
 ```
 
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