diff --git a/tests/extmod/uasyncio_await_return.py b/tests/extmod/uasyncio_await_return.py
index d375c9ea97..4a45d9b9c0 100644
--- a/tests/extmod/uasyncio_await_return.py
+++ b/tests/extmod/uasyncio_await_return.py
@@ -14,6 +14,13 @@ async def foo():
     return 42
 
 
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 async def main():
     # Call function directly via an await
     print(await foo())
diff --git a/tests/extmod/uasyncio_basic.py b/tests/extmod/uasyncio_basic.py
index 20c0a82e47..baf9d193fe 100644
--- a/tests/extmod/uasyncio_basic.py
+++ b/tests/extmod/uasyncio_basic.py
@@ -8,6 +8,16 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
 try:
     import utime
 
diff --git a/tests/extmod/uasyncio_event_fair.py b/tests/extmod/uasyncio_event_fair.py
index 37eca5faef..1eee0bd7e8 100644
--- a/tests/extmod/uasyncio_event_fair.py
+++ b/tests/extmod/uasyncio_event_fair.py
@@ -11,6 +11,17 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 async def task1(id):
     for i in range(4):
         print("sleep", id)
diff --git a/tests/extmod/uasyncio_gather.py b/tests/extmod/uasyncio_gather.py
index c081221c9f..e34176a31d 100644
--- a/tests/extmod/uasyncio_gather.py
+++ b/tests/extmod/uasyncio_gather.py
@@ -10,6 +10,17 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 async def factorial(name, number):
     f = 1
     for i in range(2, number + 1):
diff --git a/tests/extmod/uasyncio_gather_notimpl.py b/tests/extmod/uasyncio_gather_notimpl.py
index 3ebab9bad6..63ba645d24 100644
--- a/tests/extmod/uasyncio_gather_notimpl.py
+++ b/tests/extmod/uasyncio_gather_notimpl.py
@@ -10,6 +10,17 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 def custom_handler(loop, context):
     print(repr(context["exception"]))
 
diff --git a/tests/extmod/uasyncio_lock_cancel.py b/tests/extmod/uasyncio_lock_cancel.py
index 85b8df8483..27428da80b 100644
--- a/tests/extmod/uasyncio_lock_cancel.py
+++ b/tests/extmod/uasyncio_lock_cancel.py
@@ -10,6 +10,17 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 async def task(i, lock, lock_flag):
     print("task", i, "start")
     try:
diff --git a/tests/extmod/uasyncio_wait_for_fwd.py b/tests/extmod/uasyncio_wait_for_fwd.py
index 33738085ce..e608f63f6b 100644
--- a/tests/extmod/uasyncio_wait_for_fwd.py
+++ b/tests/extmod/uasyncio_wait_for_fwd.py
@@ -10,6 +10,17 @@ except ImportError:
         raise SystemExit
 
 
+async def foo():
+    return 42
+
+
+try:
+    foo().__await__
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+
 async def awaiting(t, return_if_fail):
     try:
         print("awaiting started")