diff --git a/tools/astylerc b/tools/astylerc
index 61be20ee..e86eae96 100644
--- a/tools/astylerc
+++ b/tools/astylerc
@@ -1,7 +1,7 @@
 # directory setting
 --recursive
 --exclude=../build
---exclude=../osal/window/pthread
+--exclude=../osal/windows/pthread
 
 # bracket style setting
 --style=linux