diff --git a/libraries/BLE/src/BLEAdvertisedDevice.h b/libraries/BLE/src/BLEAdvertisedDevice.h
index 1b00dd635a5..b785838cb76 100644
--- a/libraries/BLE/src/BLEAdvertisedDevice.h
+++ b/libraries/BLE/src/BLEAdvertisedDevice.h
@@ -12,6 +12,7 @@
 #include <esp_gattc_api.h>
 
 #include <map>
+#include <vector>
 
 #include "BLEAddress.h"
 #include "BLEScan.h"