diff --git a/core/opl/args.py b/core/opl/args.py
index d63b61a..84b1372 100644
--- a/core/opl/args.py
+++ b/core/opl/args.py
@@ -324,6 +324,7 @@ def add_locust_opts(parser):
     )
     parser.add_argument(
         "--test-requests",
+	dest="test_requests",
         type=int,
         default=os.getenv("TEST_REQUESTS", 0),
         help="Number of requests - if non-0, this overrides test duration (also use env variable TEST_REQUESTS)",
diff --git a/opl/args.py b/opl/args.py
index d63b61a..84b1372 100644
--- a/opl/args.py
+++ b/opl/args.py
@@ -324,6 +324,7 @@ def add_locust_opts(parser):
     )
     parser.add_argument(
         "--test-requests",
+	dest="test_requests",
         type=int,
         default=os.getenv("TEST_REQUESTS", 0),
         help="Number of requests - if non-0, this overrides test duration (also use env variable TEST_REQUESTS)",