diff --git a/README.md b/README.md
index 1b7e329..a251200 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 <h3>adguard</h3>
 
 * to install run command in host shell
+<button>test</button> == $0
   * `bash -c "$(wget -qLO - https://gitlab.peanutsmediaserver.com/aaron/pve-scripts/raw/branch/main/ct/adguard.sh)"`
 * update run command in container console
   * `bash -c "$(wget -qLO - https://gitlab.peanutsmediaserver.com/aaron/pve-scripts/raw/branch/main/ct/adguard.sh)"`
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