diff --git a/libraries/BLE/src/BLEDevice.cpp b/libraries/BLE/src/BLEDevice.cpp
index db45d07b..cd0dd6bf 100644
--- a/libraries/BLE/src/BLEDevice.cpp
+++ b/libraries/BLE/src/BLEDevice.cpp
@@ -625,7 +625,7 @@ void BLEDevice::removePeerDevice(uint16_t conn_id, bool _client) {
     esp_bluedroid_deinit();
     esp_bt_controller_disable();
     esp_bt_controller_deinit();
-#ifndef ARDUINO_ARCH_ESP32
+#ifdef ARDUINO_ARCH_ESP32
     if (release_memory) {
         esp_bt_controller_mem_release(ESP_BT_MODE_BTDM);  // <-- require tests because we released classic BT memory and this can cause crash (most likely not, esp-idf takes care of it)
     } else {