diff --git a/WiFiManager.cpp b/WiFiManager.cpp
index f923d47..3c6675d 100644
--- a/WiFiManager.cpp
+++ b/WiFiManager.cpp
@@ -1941,7 +1941,6 @@ bool WiFiManager::erase(bool opt){
     // if opt true, do nvs erase
     if(opt){
       DEBUG_WM("Erasing NVS");
-      int err;
       esp_err_t err;
       err = nvs_flash_init();
       DEBUG_WM(DEBUG_VERBOSE,"nvs_flash_init: ",err!=ESP_OK ? (String)err : "Success");