diff --git a/libraries/SoftwareSerial b/libraries/SoftwareSerial
index 1a611e7440..cff4deb789 160000
--- a/libraries/SoftwareSerial
+++ b/libraries/SoftwareSerial
@@ -1 +1 @@
-Subproject commit 1a611e744058bc1a39b435caa538192dba2e866e
+Subproject commit cff4deb789ebd05d60a2eff5258693664d52f8a9