diff --git a/README.md b/README.md
index a2b267f..79fb97c 100644
--- a/README.md
+++ b/README.md
@@ -94,7 +94,7 @@ https://aquaproj.github.io/docs/tutorial-extras/split-config
 
 ### `installer-script` Preset
 
-The preset `installer-script` updates the shell script aqua-installer.
+The preset `installer-script` updates the shell script aqua-installer and aqua itself.
 You have to pass fileMatch as parameter.
 
 ```json
@@ -106,7 +106,7 @@ You have to pass fileMatch as parameter.
 ```
 
 ```sh
-curl -sSfL https://raw.githubusercontent.com/aquaproj/aqua-installer/v1.1.2/aqua-installer | bash
+curl -sSfL https://raw.githubusercontent.com/aquaproj/aqua-installer/v1.1.2/aqua-installer | bash -s -- -v v1.25.0
 ```
 
 ## License
diff --git a/installer-script.json b/installer-script.json
index 0419065..0f5980e 100644
--- a/installer-script.json
+++ b/installer-script.json
@@ -7,6 +7,14 @@
       ],
       "datasourceTemplate": "github-releases",
       "depNameTemplate": "aquaproj/aqua-installer"
+    },
+    {
+      "fileMatch": ["{{arg0}}"],
+      "matchStrings": [
+        "aqua-installer +(\\| +(ba|z)?sh +-s +-- +)?(-i +\\S+ +)?-v +['\"]?(?<currentValue>[^'\" \\n]+)['\"]?\\s"
+      ],
+      "datasourceTemplate": "github-releases",
+      "depNameTemplate": "aquaproj/aqua"
     }
   ]
 }