diff --git a/libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp b/libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp
index c27000182c..f98e8ac50c 100644
--- a/libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp
+++ b/libraries/ESP8266WiFi/src/ESP8266WiFiSTA.cpp
@@ -400,6 +400,8 @@ bool ESP8266WiFiSTAClass::disconnect(bool wifioff, bool eraseCredentials) {
         WiFi.enableSTA(false);
     }
 
+    _useStaticIp = false;
+
     return ret;
 }