1 files changed, 2 insertions, 1 deletions
diff --git a/tool/vpath.rb b/tool/vpath.rb
index 5241d2d544..5aa2f9f3fe 100644
--- a/tool/vpath.rb
+++ b/tool/vpath.rb
@@ -6,7 +6,7 @@ class VPath
   def initialize(*list)
     @list = list
     @additional = []
-    @separator = File::PATH_SEPARATOR
+    @separator = nil
   end
 
   def inspect
@@ -65,6 +65,7 @@ class VPath
   end
 
   def list
+    @separator ||= (require 'rbconfig'; RbConfig::CONFIG["PATH_SEPARATOR"])
     @additional.reject! do |dirs|
       case dirs
       when String