diff --git a/lib/fluent/plugin/in_tail/position_file.rb b/lib/fluent/plugin/in_tail/position_file.rb
index b7b0301084..88614d2802 100644
--- a/lib/fluent/plugin/in_tail/position_file.rb
+++ b/lib/fluent/plugin/in_tail/position_file.rb
@@ -38,9 +38,7 @@ def initialize(file, follow_inodes, existing_paths, logger: nil)
       end
 
       def [](target_info)
-        if @follow_inodes && m = @map[target_info.ino]
-          return m
-        elsif !@follow_inodes && m = @map[target_info.path]
+        if m = @map[@follow_inodes ? target_info.ino : target_info.path]
           return m
         end