diff --git a/ldf_adapter/__init__.py b/ldf_adapter/__init__.py
index 179033e30dc993f38463877cd8d84e2de3c784cf..3384fa5d1ae0a4dad33d24316b57073e7864db30 100644
--- a/ldf_adapter/__init__.py
+++ b/ldf_adapter/__init__.py
@@ -124,7 +124,7 @@ class User:
                 grp.fix_group_names()
 
     def assurance_verifier(self):
-        """Produce a suitably function to check if a user is allowed.
+        """Produce a suitable function to check if a user is allowed.
 
         Relevant config:
         assurance.prefix -- The common prefix of all relative assurance claims