diff --git a/README.md b/README.md
index 50c4a78..635f8a8 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,7 @@ jobs:
         host: ${{ secrets.FTP_SERVER }}
         user: ${{ secrets.FTP_USERNAME }}
         password: ${{ secrets.FTP_PASSWORD }}
+        port: ${{ secrets.FTP_PORT }}
         localDir: "dist"
         remoteDir: "www"
         options: "--delete --asci"
@@ -26,12 +27,13 @@ jobs:
 
 ## Input parameters
 
-Input parameter | Description | Required | Default
---- | --- | --- | ---
-host | FTP server name | Yes | N/A
-user | FTP username | Yes | N/A
-password | FTP password | Yes | N/A
-localDir | The local directory to copy | No | .
-remoteDir | The remote directory to copy to | No | .
-forceSsl | Force SSL encryption | No | false
-options | Mirror command options | No | ''
+| Input parameter | Description                     | Required | Default |
+| --------------- | ------------------------------- | -------- | ------- |
+| host            | FTP server name                 | Yes      | N/A     |
+| user            | FTP username                    | Yes      | N/A     |
+| password        | FTP password                    | Yes      | N/A     |
+| port            | FTP port                        | No       | 21      |
+| localDir        | The local directory to copy     | No       | .       |
+| remoteDir       | The remote directory to copy to | No       | .       |
+| forceSsl        | Force SSL encryption            | No       | false   |
+| options         | Mirror command options          | No       | ''      |
diff --git a/action.yml b/action.yml
index 6d362cb..45b82b6 100644
--- a/action.yml
+++ b/action.yml
@@ -1,35 +1,39 @@
-name: 'ftp-action'
-author: 'Sebastian Popp <ftp-action@sebastianpopp.com>'
-description: 'Automate copying your files via FTP using this GitHub action.'
+name: "ftp-action"
+author: "Sebastian Popp <ftp-action@sebastianpopp.com>"
+description: "Automate copying your files via FTP using this GitHub action."
 inputs:
   host:
-    description: 'FTP host'
+    description: "FTP host"
     required: true
   user:
-    description: 'FTP user'
+    description: "FTP user"
     required: true
   password:
-    description: 'FTP password'
+    description: "FTP password"
     required: true
+  port:
+    description: "FTP port"
+    required: false
+    default: "21"
   forceSsl:
-    description: 'Force SSL encryption'
+    description: "Force SSL encryption"
     required: false
-    default: 'false'
+    default: "false"
   localDir:
-    description: 'Local directory'
+    description: "Local directory"
     required: false
-    default: '.'
+    default: "."
   remoteDir:
-    description: 'Remote directory'
+    description: "Remote directory"
     required: false
-    default: '.'
+    default: "."
   options:
-    description: 'Additional mirror command options'
+    description: "Additional mirror command options"
     required: false
-    default: ''
+    default: ""
 runs:
-  using: 'docker'
-  image: 'Dockerfile'
+  using: "docker"
+  image: "Dockerfile"
 branding:
-  color: 'blue'
-  icon: 'upload-cloud'
+  color: "blue"
+  icon: "upload-cloud"
diff --git a/entrypoint.sh b/entrypoint.sh
index 45331f7..c0abd2e 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,3 +1,3 @@
 #!/bin/sh -l
 
-lftp $INPUT_HOST -u $INPUT_USER,$INPUT_PASSWORD -e "set ftp:ssl-force $INPUT_FORCESSL; set ssl:verify-certificate false; mirror $INPUT_OPTIONS --reverse --continue --dereference -x ^\.git/$ $INPUT_LOCALDIR $INPUT_REMOTEDIR; quit"
+lftp $INPUT_HOST -u $INPUT_USER,$INPUT_PASSWORD -p $INPUT_PORT -e "set ftp:ssl-force $INPUT_FORCESSL; set ssl:verify-certificate false; set ftp:ssl-protect-data true; mirror $INPUT_OPTIONS --reverse --continue --dereference -x ^\.git/$ $INPUT_LOCALDIR $INPUT_REMOTEDIR; quit"