diff --git a/app/__init__.py b/app/__init__.py
index b76836c08..3edf97fc8 100644
--- a/app/__init__.py
+++ b/app/__init__.py
@@ -82,9 +82,10 @@ def init_app(app):
 
 def email_safe(string):
     return "".join([
-                       character.lower() if character.isalnum() or character == "." else ""
-                       for character in re.sub("\s+", ".", string.strip())
-                       ])
+        character.lower()
+        if character.isalnum() or character == "."
+        else "" for character in re.sub("\s+", ".", string.strip())
+    ])
 
 
 def create_uuid():