diff --git a/Mikrotik-RouterOS.md b/Mikrotik-RouterOS.md
index bfb719f..a1d5f7d 100644
--- a/Mikrotik-RouterOS.md
+++ b/Mikrotik-RouterOS.md
@@ -11,6 +11,16 @@ RouterOS 7.7 was the first release supporting ``ed25519`` host keys.
 /ip/ssh/regenerate-host-key
 ```
 
+**References**
+* [mikrotik.com: All current and historical changelogs](https://mikrotik.com/download/changelogs)
+
+## RouterOS <= 7.6
+
+```
+/ip ssh set host-key-size=4096 strong-crypto=yes
+/ip/ssh/regenerate-host-key
+```
+
 ## Limitations
 
 In most versions of RouterOS the options available don't permit reaching a perfect score, here are some of the reasons: