diff --git a/components/esp8266/lib/VERSION b/components/esp8266/lib/VERSION
index 9c1b8375..534c4086 100644
--- a/components/esp8266/lib/VERSION
+++ b/components/esp8266/lib/VERSION
@@ -1,7 +1,7 @@
 gwen:
     crypto:     8943c89
     espnow:     8943c89
-    core:       f59f0e0
+    core:       2f2b0ef
     net80211:   06e0988
     pp:         06e0988
     pwm:        0181338
diff --git a/components/esp8266/lib/libcore.a b/components/esp8266/lib/libcore.a
index fb9b70f0..7ead3031 100644
Binary files a/components/esp8266/lib/libcore.a and b/components/esp8266/lib/libcore.a differ