diff --git a/components/zh_pcf8574 b/components/zh_pcf8574
index 157aa7f..1a8f471 160000
--- a/components/zh_pcf8574
+++ b/components/zh_pcf8574
@@ -1 +1 @@
-Subproject commit 157aa7f49b2f7f7879ebb427b858aea34a67050d
+Subproject commit 1a8f4711e8a1e2005860d8ffaee13bb37af73e58