diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f599d1..9c7e4d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+### Changed
+
+* Add short note on how to convert OPENSSH to PEM format by [@shadow1runner](https://github.com/shadow1runner)
+
 ## [2.0.2] - 2020-04-12
 
 ### Security
diff --git a/README.md b/README.md
index 54dc1db..cb5f6a8 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,9 @@ Useful for SCP, SFTP, and `rsync` over SSH in deployment script.
 
 Add your SSH key to your product secrets by clicking `Settings` - `Secrets` - `Add a new secret` beforehand.
 
-**NOTE:** OPENSSH format (key begins with `-----BEGIN OPENSSH PRIVATE KEY-----`) may not work due to OpenSSH version on VM. Please use PEM format (begins with `-----BEGIN RSA PRIVATE KEY-----`) instead.
+**NOTE:** OPENSSH format (key begins with `-----BEGIN OPENSSH PRIVATE KEY-----`) may not work due to OpenSSH version on VM.
+Please use PEM format (begins with `-----BEGIN RSA PRIVATE KEY-----`) instead.
+In order to convert your key inline to PEM format simply use `ssh-keygen -p -m PEM -f ~/.ssh/id_rsa`.
 
 ```yaml
 runs-on: ubuntu-latest
@@ -78,11 +80,11 @@ steps:
 
 ### SSH failed even though key has been installed.
 
-Check belows:
+Check below:
 
 * `Load key "/HOME/.ssh/id_rsa": invalid format`:
     * OPENSSH format (key begins with `-----BEGIN OPENSSH PRIVATE KEY-----`) may not work.
-    * Use PEM format (begins with `-----BEGIN RSA PRIVATE KEY-----`).
+    * Use PEM format (begins with `-----BEGIN RSA PRIVATE KEY-----`). Convert it from OPENSSH format using `ssh-keygen -p -m PEM -f ~/.ssh/id_rsa`
 * `Host key verification failed.`:
     * Set `known_hosts` option correctly (use `ssh-keyscan` command).