diff --git a/README.md b/README.md
index ef2b72c..5f1b54c 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@ Rsync files from a GitHub repo to a destination server over SSH
 | `SSH_PRIVATE_KEY`  | The private key part of an SSH key pair. The public key part should be added to the `authorized_keys` on the destination server. |
 | `SSH_USERNAME`     | The username to use when connecting to the destination server                                                                    |
 | `SSH_HOSTNAME`     | The hostname of the destination server                                                                                           |
+| `SSH_PORT`         | The port number of the destination server (default: 22)                                                                          |
 
 ## Required arguments
 
diff --git a/entrypoint.sh b/entrypoint.sh
index 2806743..d55a996 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -8,5 +8,14 @@ mkdir -p "$SSH_PATH"
 echo "$SSH_PRIVATE_KEY" > "$SSH_PATH/deploy_key"
 chmod 600 "$SSH_PATH/deploy_key"
 
+# Create SSH config file
+touch "$SSH_PATH/config"
+echo "Host rsync_target"                   >> "$SSH_PATH/config"
+echo "  HostName $SSH_HOSTNAME"            >> "$SSH_PATH/config"
+echo "  User $SSH_USERNAME"                >> "$SSH_PATH/config"
+echo "  IdentityFile $SSH_PATH/deploy_key" >> "$SSH_PATH/config"
+echo "  Port ${SSH_PORT:-22}"              >> "$SSH_PATH/config"
+echo "  StrictHostKeyChecking no"          >> "$SSH_PATH/config"
+
 # Do deployment
-sh -c "rsync ${INPUT_RSYNC_OPTIONS} -e 'ssh -i $SSH_PATH/deploy_key -o StrictHostKeyChecking=no' ${GITHUB_WORKSPACE}${INPUT_RSYNC_SOURCE} ${SSH_USERNAME}@${SSH_HOSTNAME}:${INPUT_RSYNC_TARGET}"
+sh -c "rsync -e 'ssh -F \"$SSH_PATH/config\"' ${INPUT_RSYNC_OPTIONS} ${GITHUB_WORKSPACE}${INPUT_RSYNC_SOURCE} rsync_target:${INPUT_RSYNC_TARGET}"