diff --git a/pytest-playwright-asyncio/pytest_playwright_asyncio/pytest_playwright.py b/pytest-playwright-asyncio/pytest_playwright_asyncio/pytest_playwright.py
index 9c165c7..d527383 100644
--- a/pytest-playwright-asyncio/pytest_playwright_asyncio/pytest_playwright.py
+++ b/pytest-playwright-asyncio/pytest_playwright_asyncio/pytest_playwright.py
@@ -92,7 +92,8 @@ def delete_output_dir(pytestconfig: Any) -> None:
 def pytest_generate_tests(metafunc: Any) -> None:
     if "browser_name" in metafunc.fixturenames:
         browsers = metafunc.config.option.browser or ["chromium"]
-        metafunc.parametrize("browser_name", browsers, scope="session")
+        if "browser_name" not in getattr(metafunc, "params", {}):
+            metafunc.parametrize("browser_name", browsers, scope="session")
 
 
 def pytest_configure(config: Any) -> None:
diff --git a/pytest-playwright/pytest_playwright/pytest_playwright.py b/pytest-playwright/pytest_playwright/pytest_playwright.py
index ec362fa..0c2919d 100644
--- a/pytest-playwright/pytest_playwright/pytest_playwright.py
+++ b/pytest-playwright/pytest_playwright/pytest_playwright.py
@@ -89,7 +89,8 @@ def delete_output_dir(pytestconfig: Any) -> None:
 def pytest_generate_tests(metafunc: Any) -> None:
     if "browser_name" in metafunc.fixturenames:
         browsers = metafunc.config.option.browser or ["chromium"]
-        metafunc.parametrize("browser_name", browsers, scope="session")
+        if "browser_name" not in getattr(metafunc, "params", {}):
+            metafunc.parametrize("browser_name", browsers, scope="session")
 
 
 def pytest_configure(config: Any) -> None: