diff --git a/doc/airline.txt b/doc/airline.txt
index 72eb9a88..7bc3dd6e 100644
--- a/doc/airline.txt
+++ b/doc/airline.txt
@@ -394,7 +394,7 @@ its contents. >
   let g:airline_right_sep = ''
   let g:airline_right_alt_sep = ''
   let g:airline_symbols.branch = ''
-  let g:airline_symbols.colnr = ' :'
+  let g:airline_symbols.colnr = ' ℅:'
   let g:airline_symbols.readonly = ''
   let g:airline_symbols.linenr = ' :'
   let g:airline_symbols.maxlinenr = '☰ '