diff --git a/NFC_EEPROM/mbed-os.lib b/NFC_EEPROM/mbed-os.lib
index aea43d4..5875033 100644
--- a/NFC_EEPROM/mbed-os.lib
+++ b/NFC_EEPROM/mbed-os.lib
@@ -1 +1 @@
-https://github.com/ARMmbed/mbed-os/#6bf7fd3ecc601b2b1cf76a198ec55c06815d64c6
+https://github.com/ARMmbed/mbed-os/#0f959dbe4749c20416236e4fe1dac5692cbe18ab
diff --git a/NFC_SmartPoster/mbed-os.lib b/NFC_SmartPoster/mbed-os.lib
index aea43d4..5875033 100644
--- a/NFC_SmartPoster/mbed-os.lib
+++ b/NFC_SmartPoster/mbed-os.lib
@@ -1 +1 @@
-https://github.com/ARMmbed/mbed-os/#6bf7fd3ecc601b2b1cf76a198ec55c06815d64c6
+https://github.com/ARMmbed/mbed-os/#0f959dbe4749c20416236e4fe1dac5692cbe18ab