diff --git a/.github/main.workflow b/.github/main.workflow
index 51ac436..31c1d5c 100644
--- a/.github/main.workflow
+++ b/.github/main.workflow
@@ -1,7 +1,8 @@
-workflow "Copy File Via SSH" {
+workflow "Remote ssh commands" {
   on = "push"
   resolves = [
     "Executing remote ssh commands",
+    "Support Private Key",
   ]
 }
 
@@ -16,3 +17,15 @@ action "Executing remote ssh commands" {
     "--script", "whoami",
   ]
 }
+
+action "Support Private Key" {
+  uses = "appleboy/ssh-action@master"
+  secrets = [
+    "HOST",
+    "KEY",
+  ]
+  args = [
+    "--user", "actions",
+    "--script", "ls -al",
+  ]
+}
diff --git a/README.md b/README.md
index 09a287f..17dc079 100644
--- a/README.md
+++ b/README.md
@@ -9,19 +9,16 @@
 Executing remote ssh commands.
 
 ```
-action "Copy multiple file" {
-  uses = "appleboy/scp-action@master"
-  env = {
-    HOST = "example.com"
-    USERNAME = "foo"
-    PASSWORD = "bar"
-    PORT = "22"
-    SOURCE = "tests/a.txt,tests/b.txt"
-    TARGET = "/home/foo/test"
-  }
+action "Executing remote ssh commands" {
+  uses = "appleboy/ssh-action@master"
   secrets = [
+    "HOST",
     "PASSWORD",
   ]
+  args = [
+    "--user", "actions",
+    "--script", "whoami",
+  ]
 }
 ```
 
@@ -33,3 +30,65 @@ action "Copy multiple file" {
 * PASSWORD - ssh server password
 * KEY - ssh server private key
 * SCRIPT - execute the scripts
+
+### Example
+
+Executing remote ssh commands.
+
+```
+action "Executing remote ssh commands" {
+  uses = "appleboy/ssh-action@master"
+  secrets = [
+    "PASSWORD",
+  ]
+  args = [
+    "--host", "foo.com"
+    "--user", "bar",
+    "--script", "whoami",
+  ]
+}
+```
+
+Using private key
+
+```
+action "Support Private Key" {
+  uses = "appleboy/ssh-action@master"
+  secrets = [
+    "HOST",
+    "KEY",
+  ]
+  args = [
+    "--user", "actions",
+    "--script", "ls -al",
+  ]
+}
+```
+
+see the detail of `drone-ssh` command
+
+```
+   --ssh-key value                           private ssh key [$PLUGIN_SSH_KEY, $PLUGIN_KEY, $SSH_KEY, $KEY]
+   --key-path value, -i value                ssh private key path [$PLUGIN_KEY_PATH, $SSH_KEY_PATH, $PATH]
+   --username value, --user value, -u value  connect as user (default: "root") [$PLUGIN_USERNAME, $PLUGIN_USER, $SSH_USERNAME, $USERNAME]
+   --password value, -P value                user password [$PLUGIN_PASSWORD, $SSH_PASSWORD, $PASSWORD]
+   --host value, -H value                    connect to host [$PLUGIN_HOST, $SSH_HOST, $HOST]
+   --port value, -p value                    connect to port (default: 22) [$PLUGIN_PORT, $SSH_PORT, $PORT]
+   --sync                                    sync mode [$PLUGIN_SYNC, $SYNC]
+   --timeout value, -t value                 connection timeout (default: 0s) [$PLUGIN_TIMEOUT, $SSH_TIMEOUT, $TIMEOUT]
+   --command.timeout value, -T value         command timeout (default: 1m0s) [$PLUGIN_COMMAND_TIMEOUT, $SSH_COMMAND_TIMEOUT, $COMMAND_TIMEOUT]
+   --script value, -s value                  execute commands [$PLUGIN_SCRIPT, $SSH_SCRIPT, $SCRIPT]
+   --script.stop                             stop script after first failure [$PLUGIN_SCRIPT_STOP, $STOP]
+   --proxy.ssh-key value                     private ssh key of proxy [$PLUGIN_PROXY_SSH_KEY, $PLUGIN_PROXY_KEY, $PROXY_SSH_KEY]
+   --proxy.key-path value                    ssh private key path of proxy [$PLUGIN_PROXY_KEY_PATH, $PROXY_SSH_KEY_PATH]
+   --proxy.username value                    connect as user of proxy (default: "root") [$PLUGIN_PROXY_USERNAME, $PLUGIN_PROXY_USER, $PROXY_SSH_USERNAME]
+   --proxy.password value                    user password of proxy [$PLUGIN_PROXY_PASSWORD, $PROXY_SSH_PASSWORD]
+   --proxy.host value                        connect to host of proxy [$PLUGIN_PROXY_HOST, $PROXY_SSH_HOST]
+   --proxy.port value                        connect to port of proxy (default: "22") [$PLUGIN_PROXY_PORT, $PROXY_SSH_PORT]
+   --proxy.timeout value                     proxy connection timeout (default: 0s) [$PLUGIN_PROXY_TIMEOUT, $PROXY_SSH_TIMEOUT]
+```
+
+## Secrets
+
+* `PASSWORD` - ssh server password
+* `KEY` - ssh server private key