diff --git a/server/secops-soar/secops_soar_mcp/server.py b/server/secops-soar/secops_soar_mcp/server.py
index fdea7d19..e485db03 100755
--- a/server/secops-soar/secops_soar_mcp/server.py
+++ b/server/secops-soar/secops_soar_mcp/server.py
@@ -99,13 +99,20 @@ def register_tools(integrations_arg: str):
                 )  # The filename without .py (e.g., "csv")
                 if module_stem not in enabled_integrations_set:
                     continue
-                module_import_path = f"marketplace.{module_stem}"  # The import path (e.g., "marketplace.csv")
+                module_import_path = f"secops_soar_mcp.marketplace.{module_stem}"
+                fallback_import_path = f"marketplace.{module_stem}"
 
                 try:
                     logger.debug(
                         "  Attempting to import module: %s", module_import_path
                     )
-                    module = importlib.import_module(module_import_path)
+                    try:
+                        module = importlib.import_module(module_import_path)
+                    except ImportError as primary_err:
+                        try:
+                            module = importlib.import_module(fallback_import_path)
+                        except ImportError:
+                            raise primary_err from None
 
                     if hasattr(module, "register_tools") and callable(
                         getattr(module, "register_tools")
diff --git a/server/secops-soar/setup.py b/server/secops-soar/setup.py
index ed90f63f..fdfcefeb 100644
--- a/server/secops-soar/setup.py
+++ b/server/secops-soar/setup.py
@@ -24,6 +24,7 @@
     install_requires=[
         "aiohttp>=3.11.15",
         "mcp[cli]>=1.4.1,<2.0",
+        "python-dotenv>=1.0.0",
     ],
     entry_points={
         "console_scripts": [
diff --git a/server/secops-soar/tests/unit/test_marketplace_and_packaging.py b/server/secops-soar/tests/unit/test_marketplace_and_packaging.py
new file mode 100644
index 00000000..dcd1a3f0
--- /dev/null
+++ b/server/secops-soar/tests/unit/test_marketplace_and_packaging.py
@@ -0,0 +1,95 @@
+# Copyright 2026 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Unit tests for marketplace module imports (Fixes #293) and setup.py packaging sync (Fixes #294)."""
+
+import importlib
+import pathlib
+from unittest.mock import MagicMock, patch
+
+from secops_soar_mcp.server import register_tools
+
+
+def test_marketplace_import_prefers_qualified_package_name():
+    """Test that dynamic marketplace tool registration tries secops_soar_mcp.marketplace first."""
+    mock_module = MagicMock()
+    mock_module.register_tools = MagicMock()
+
+    with (
+        patch("secops_soar_mcp.server.get_enabled_integrations_set", return_value={"activedirectory"}),
+        patch("importlib.import_module", return_value=mock_module) as mock_import,
+    ):
+        register_tools("activedirectory")
+        mock_import.assert_called_once_with("secops_soar_mcp.marketplace.activedirectory")
+        assert mock_module.register_tools.called
+
+
+def test_marketplace_import_falls_back_to_unqualified_import():
+    """Test that marketplace tool registration falls back to unqualified module name."""
+    mock_module = MagicMock()
+    mock_module.register_tools = MagicMock()
+
+    def import_side_effect(name):
+        if name == "secops_soar_mcp.marketplace.activedirectory":
+            raise ImportError("No module named secops_soar_mcp")
+        if name == "marketplace.activedirectory":
+            return mock_module
+        raise ImportError(f"Unknown module {name}")
+
+    with (
+        patch("secops_soar_mcp.server.get_enabled_integrations_set", return_value={"activedirectory"}),
+        patch("importlib.import_module", side_effect=import_side_effect) as mock_import,
+    ):
+        register_tools("activedirectory")
+        assert mock_import.call_count == 2
+        mock_import.assert_any_call("secops_soar_mcp.marketplace.activedirectory")
+        mock_import.assert_any_call("marketplace.activedirectory")
+        assert mock_module.register_tools.called
+
+
+def test_marketplace_import_preserves_inner_import_error():
+    """Test that an internal ImportError inside the marketplace module is preserved and not masked."""
+    orig_import = importlib.import_module
+
+    def import_side_effect(name, *args, **kwargs):
+        if name == "secops_soar_mcp.marketplace.activedirectory":
+            raise ImportError("No module named 'missing_third_party_package'")
+        if name == "marketplace.activedirectory":
+            raise ImportError("No module named 'marketplace'")
+        return orig_import(name, *args, **kwargs)
+
+    with (
+        patch("secops_soar_mcp.server.get_enabled_integrations_set", return_value={"activedirectory"}),
+        patch("importlib.import_module", side_effect=import_side_effect),
+        patch("secops_soar_mcp.server.logger.error") as mock_log_error,
+    ):
+        register_tools("activedirectory")
+        assert mock_log_error.called
+        # Verify the logged exception preserves the primary error
+        err_msg = str(mock_log_error.call_args[0][2])
+        assert "missing_third_party_package" in err_msg
+
+
+def test_setup_py_declares_python_dotenv():
+    """Verify setup.py install_requires includes python-dotenv matching pyproject.toml."""
+    setup_file = pathlib.Path(__file__).resolve().parents[2] / "setup.py"
+    pyproject_file = pathlib.Path(__file__).resolve().parents[2] / "pyproject.toml"
+    assert setup_file.exists(), f"setup.py not found at {setup_file}"
+    assert pyproject_file.exists(), f"pyproject.toml not found at {pyproject_file}"
+
+    setup_content = setup_file.read_text()
+    pyproject_content = pyproject_file.read_text()
+
+    assert "python-dotenv>=1.0.0" in setup_content, "python-dotenv>=1.0.0 missing from setup.py"
+    assert "python-dotenv>=1.0.0" in pyproject_content, "python-dotenv>=1.0.0 missing from pyproject.toml"