diff --git a/instrumentation/opentelemetry-instrumentation-flask/src/opentelemetry/instrumentation/flask/__init__.py b/instrumentation/opentelemetry-instrumentation-flask/src/opentelemetry/instrumentation/flask/__init__.py
index 0c221791c5..d258075d49 100644
--- a/instrumentation/opentelemetry-instrumentation-flask/src/opentelemetry/instrumentation/flask/__init__.py
+++ b/instrumentation/opentelemetry-instrumentation-flask/src/opentelemetry/instrumentation/flask/__init__.py
@@ -397,8 +397,9 @@ def _before_request():
 
         activation = trace.use_span(span, end_on_exit=True)
         activation.__enter__()  # pylint: disable=E1101
+        breakpoint()
         flask_request_environ[_ENVIRON_ACTIVATION_KEY] = activation
-        flask_request_environ[_ENVIRON_REQCTX_ID_KEY] = id(flask.request_ctx)
+        flask_request_environ[_ENVIRON_REQCTX_ID_KEY] = id(flask._request_ctx_stack.top)
         flask_request_environ[_ENVIRON_SPAN_KEY] = span
         flask_request_environ[_ENVIRON_TOKEN] = token
 
@@ -440,7 +441,7 @@ def _teardown_request(exc):
         activation = flask.request.environ.get(_ENVIRON_ACTIVATION_KEY)
 
         original_reqctx_id = flask.request.environ.get(_ENVIRON_REQCTX_ID_KEY)
-        current_reqctx_id = id(flask.request_ctx)
+        current_reqctx_id = id(flask._request_ctx_stack.top)
         if not activation or original_reqctx_id != current_reqctx_id:
             # This request didn't start a span, maybe because it was created in
             # a way that doesn't run `before_request`, like when it is created