diff --git a/Running-from-source.md b/Running-from-source.md
index 0710991..99e098e 100644
--- a/Running-from-source.md
+++ b/Running-from-source.md
@@ -32,7 +32,7 @@ On Debian you will need the `python3-pip` package installed.
 
 Otherwise see [Installing pip](https://packaging.python.org/guides/installing-using-pip-and-virtual-environments/#installing-pip).
 
-##Ensure you have tkinter installed
+## Ensure you have tkinter installed
 
 If using a python.org package it will include this.