diff --git a/src/textual/constants.py b/src/textual/constants.py
index 2b3690773..41bbb7ca1 100644
--- a/src/textual/constants.py
+++ b/src/textual/constants.py
@@ -3,9 +3,6 @@ Constants that we might want to expose via the public API.
 
 """
 
-"""
-A number of app level constants where the value is pulled from environment variables.
-"""
 
 import os