diff --git a/serenity.md b/serenity.md
index 284b26e..d8620e8 100644
--- a/serenity.md
+++ b/serenity.md
@@ -8,6 +8,21 @@ Do to step building toolchain and start SerenityOS once, then shutdown SerenityO
 
 https://github.com/SerenityOS/serenity/blob/master/Documentation/BuildInstructions.md
 
+
+# Required additional dependencies to build Ports
+
+## Ruby
+```
+Toolchain/BuildRuby.sh
+```
+
+## DosBox
+```
+sudo apt -y install python3-docutils meson
+cd ~/repos/serenity/Ports/dosbox-staging
+./package.sh
+```
+
 ## Installing Ports outside of SerenityOS, at host OS
 
 SerenityOS Ports failed builds logs changes by xet7 https://gist.github.com/xet7/7df267e8d36d10ca998ad1a45f133ba4 ,
@@ -85,12 +100,6 @@ cd ~/repos/serenity/Ports/neofetch
 ./package.sh
 ```
 
-## DosBox
-```
-sudo apt -y install python3-docutils meson
-cd ~/repos/serenity/Ports/dosbox-staging
-./package.sh
-```
 
 ## Installing WeKan for Bash inside SerenityOS