diff --git a/ssh/README.md b/ssh/README.md
index 501a11d..d6c4a63 100644
--- a/ssh/README.md
+++ b/ssh/README.md
@@ -14,4 +14,13 @@ sudo ssh -i /home/user/.ssh/id_rsa" user@192.168.0.72
 
 ```
 ssh -o ProxyCommand="ssh -W %h:%p -q ubuntu@jumphost-xxx.cloud" ubuntu@10.5.2.44
-```
\ No newline at end of file
+```
+
+## Generate public key from private key
+
+In case you only have the private key, you can generate the public key like this:
+
+```
+ssh-keygen -f ~/.ssh/id_rsa -y > ~/.ssh/id_rsa.pub
+```
+