diff --git a/update/variables/update.py b/update/variables/update.py
index 0894fbf..06d5df8 100644
--- a/update/variables/update.py
+++ b/update/variables/update.py
@@ -229,7 +229,7 @@ class VariableClUpdateSyncRep(Variable):
     """
     type = "choice-list"
     element = "selecttable"
-    opt = ["-r", "--rep"]
+    opt = ["-r", "--repositories"]
     metavalue = "REPOSITORIES"
     untrusted = True