diff --git a/config/walker/config.toml b/config/walker/config.toml
index cd13e8d..4aaaab0 100644
--- a/config/walker/config.toml
+++ b/config/walker/config.toml
@@ -185,7 +185,7 @@ switcher_only = true
 history = true
 typeahead = true
 show_unqualified = false
-prefix = "."
+prefix = ":"
 
 [builtins.symbols]
 after_copy = ""