diff --git a/tests/adapter/test_rpc.py b/tests/adapter/test_rpc.py
index 51f2ed6..d21d0c2 100644
--- a/tests/adapter/test_rpc.py
+++ b/tests/adapter/test_rpc.py
@@ -54,6 +54,7 @@ class MyService:
     async def test_invoke_global_sync_function(self):
         """Test invoking a global synchronous function."""
         result = await invoke_command(
+            package_name="my_package.my_module",
             class_name="__global__",
             function_name="greet_sync",
             kwargs={"name": "Alice"}
@@ -63,6 +64,7 @@ class MyService:
     async def test_invoke_global_async_function(self):
         """Test invoking a global asynchronous function."""
         result = await invoke_command(
+            package_name="my_package.my_module",
             class_name="__global__",
             function_name="greet_async",
             kwargs={"name": "Bob"}
@@ -72,6 +74,7 @@ class MyService:
     async def test_invoke_class_sync_method(self):
         """Test invoking a class synchronous method."""
         result = await invoke_command(
+            package_name="my_package.my_module",
             class_name="MyService",
             function_name="process_data_sync",
             kwargs={"data": "report", "count": 3}
@@ -84,6 +87,7 @@ class MyService:
     async def test_invoke_class_async_method(self):
         """Test invoking a class asynchronous method."""
         result = await invoke_command(
+            package_name="my_package.my_module",
             class_name="MyService",
             function_name="process_data_async",
             kwargs={"data": "metrics", "delay": 0.01}
@@ -97,6 +101,7 @@ class MyService:
         """Test error handling when package is not found."""
         with self.assertRaises(ModuleNotFoundError):
             await invoke_command(
+                package_name="non_existent_package",
                 class_name="__global__",
                 function_name="some_func",
                 kwargs={}
@@ -106,6 +111,7 @@ class MyService:
         """Test error handling when class is not found."""
         with self.assertRaises(AttributeError):
             await invoke_command(
+                package_name="my_package.my_module",
                 class_name="NonExistentClass",
                 function_name="some_method",
                 kwargs={}
@@ -115,6 +121,7 @@ class MyService:
         """Test error handling when method is not found."""
         with self.assertRaises(AttributeError):
             await invoke_command(
+                package_name="my_package.my_module",
                 class_name="MyService",
                 function_name="non_existent_method",
                 kwargs={}
@@ -123,6 +130,7 @@ class MyService:
     async def test_private_method_access(self):
         """Test that private methods can be accessed (Python doesn't enforce privacy)."""
         result = await invoke_command(
+            package_name="my_package.my_module",
             class_name="MyService",
             function_name="_private_method",
             kwargs={}