diff --git a/README.adoc b/README.adoc
index 33b18ad..bdaed50 100644
--- a/README.adoc
+++ b/README.adoc
@@ -140,7 +140,7 @@ Now load the module that you want to debug with `:int.ni`. For example:
 `:int.ni Pleroma.Web.CommonAPI`. After that launch `:debugger.start`, set your breakpoints, and have fun
 debugging.
 
-If you just want to take a look at the running elixir processes, run `:observer.start.`
+If you just want to take a look at the running elixir processes, run `:observer.start`.
 
 Protip: If you don't want that this script tampers with your `xhost`, or if you use wayland,
 you can simply export `NO_X_FORWARDING=1` to disable X. This limits you to "static" debugging