diff --git a/instrumentation/opentelemetry-instrumentation-aws-lambda/tests/test_aws_lambda_instrumentation_manual.py b/instrumentation/opentelemetry-instrumentation-aws-lambda/tests/test_aws_lambda_instrumentation_manual.py
index 8a3408dd04..d9afa66bc7 100644
--- a/instrumentation/opentelemetry-instrumentation-aws-lambda/tests/test_aws_lambda_instrumentation_manual.py
+++ b/instrumentation/opentelemetry-instrumentation-aws-lambda/tests/test_aws_lambda_instrumentation_manual.py
@@ -54,7 +54,7 @@ def __init__(self, aws_request_id, invoked_function_arn):
 
 MOCK_LAMBDA_CONTEXT = MockLambdaContext(
     aws_request_id="mock_aws_request_id",
-    invoked_function_arn="arn://mock-lambda-function-arn",
+    invoked_function_arn="arn:aws:lambda:us-east-1:123456:function:myfunction:myalias",
 )
 
 MOCK_XRAY_TRACE_ID = 0x5FB7331105E8BB83207FA31D4D9CDB4C