diff --git a/ports/espressif/common-hal/wifi/Radio.c b/ports/espressif/common-hal/wifi/Radio.c
index 0ce535899a..851e1bea25 100644
--- a/ports/espressif/common-hal/wifi/Radio.c
+++ b/ports/espressif/common-hal/wifi/Radio.c
@@ -29,6 +29,7 @@
 
 #include <string.h>
 
+#include "bindings/espidf/__init__.h"
 #include "common-hal/wifi/__init__.h"
 #include "shared/runtime/interrupt_char.h"
 #include "py/gc.h"
@@ -497,7 +498,7 @@ mp_int_t common_hal_wifi_radio_ping(wifi_radio_obj_t *self, mp_obj_t ip_address,
     size_t timeout_ms = timeout * 1000;
 
     esp_ping_handle_t ping;
-    esp_ping_new_session(&ping_config, NULL, &ping);
+    CHECK_ESP_RESULT(esp_ping_new_session(&ping_config, NULL, &ping));
     esp_ping_start(ping);
 
     uint32_t received = 0;
diff --git a/tools/test-stubs.sh b/tools/test-stubs.sh
index c977ad26d9..6c6c991015 100755
--- a/tools/test-stubs.sh
+++ b/tools/test-stubs.sh
@@ -1,6 +1,6 @@
 #!/bin/sh -e
 rm -rf test-stubs
-python3 -mvenv test-stubs
+python3 -m venv test-stubs
 . test-stubs/bin/activate
 pip install mypy isort black adafruit-circuitpython-typing wheel
 rm -rf circuitpython-stubs .mypy_cache