diff --git a/h-m-m b/h-m-m
index 486deb6..217121b 100755
--- a/h-m-m
+++ b/h-m-m
@@ -185,7 +185,7 @@ function check_the_available_clipboard_tool(&$mm)
 
 	if (trim($tool)==='')
 	{
-		echo "Can't find your clipboard tool! I expected to find xclip, xsel, or wl-copy.\n";
+		echo "Can't find your clipboard tool! I expected to find xclip, xsel, or wl-clipboard.\n";
 		exit;
 	}
 
diff --git a/readme.md b/readme.md
index c3f973f..8c6bf40 100644
--- a/readme.md
+++ b/readme.md
@@ -114,6 +114,8 @@ After downloading or cloning, you can run `php h-m-m` in your terminal to run th
  
 Optionally, you can make the file executable by running the `chmod +x h-m-m` in your terminal, and afterward, you can run it as `h-m-m filename` (assuming that **h-m-m** is in your path). 
 
+In Linux, you need to have `xclip`, `xsel`, or `wl-clipboard` installed as well.
+
 
 # Troubleshooting