diff --git a/lua/telescope/builtin/internal.lua b/lua/telescope/builtin/internal.lua
index e0c5f5e..4765e60 100644
--- a/lua/telescope/builtin/internal.lua
+++ b/lua/telescope/builtin/internal.lua
@@ -1096,7 +1096,8 @@ internal.autocommands = function(opts)
     end
 
     if current_ft and cmd then
-      source_file, source_lnum = line:match "Last set from (.*) line (.*)"
+      source_file = line:match "Last set from (.*) line %d*$" or line:match "Last set from (.*)$"
+      source_lnum = line:match "line (%d*)$" or "1"
       if source_file then
         local autocmd = {}
         autocmd.event = current_event