guides/developer/Development-environment.md

@@ -28,11 +28,7 @@ Finally, if you are using RVM, put this in your ```.rvmrc``` file:
     rvm reset
 
     # Get us into the package env
-    export env_root=/home/<username>/arachni-build-dir/arachni/system
-    source $env_root/environment
-    export PATH=$env_root/gems/bin:$PATH
+    source /home/<username>/arachni-build-dir/arachni/system/setenv
 
-If not using RVM you'll have to run the above manually when working from the
+If not using RVM, you'll have to run the last line manually when working from the
 terminal while developing Arachni.
-(I suggest putting the above in a shellscript named ```arachni-setenv.sh```
-and running it from the same terminal you plan to use to test/run/dev with Arachni.)