diff --git a/src/databricks/labs/ucx/contexts/application.py b/src/databricks/labs/ucx/contexts/application.py
index cef7d05642..6e2e66c5c1 100644
--- a/src/databricks/labs/ucx/contexts/application.py
+++ b/src/databricks/labs/ucx/contexts/application.py
@@ -17,6 +17,7 @@
 from databricks.labs.ucx.recon.schema_comparator import StandardSchemaComparator
 from databricks.labs.ucx.source_code.directfs_access import DirectFsAccessCrawler
 from databricks.labs.ucx.source_code.python_libraries import PythonLibraryResolver
+from databricks.labs.ucx.source_code.used_table import UsedTablesCrawler
 from databricks.sdk import AccountClient, WorkspaceClient, core
 from databricks.sdk.service import sql
 
@@ -55,7 +56,6 @@
 from databricks.labs.ucx.source_code.known import KnownList
 from databricks.labs.ucx.source_code.queries import QueryLinter
 from databricks.labs.ucx.source_code.redash import Redash
-from databricks.labs.ucx.source_code.used_table import UsedTablesCrawler
 from databricks.labs.ucx.workspace_access import generic, redash
 from databricks.labs.ucx.workspace_access.groups import GroupManager
 from databricks.labs.ucx.workspace_access.manager import PermissionManager
@@ -423,7 +423,7 @@ def dependency_resolver(self):
         )
 
     @cached_property
-    def workflow_linter(self):
+    def workflow_linter(self) -> WorkflowLinter:
         return WorkflowLinter(
             self.workspace_client,
             self.dependency_resolver,
diff --git a/src/databricks/labs/ucx/source_code/used_table.py b/src/databricks/labs/ucx/source_code/used_table.py
index 0b77897832..5b45a96864 100644
--- a/src/databricks/labs/ucx/source_code/used_table.py
+++ b/src/databricks/labs/ucx/source_code/used_table.py
@@ -15,15 +15,7 @@
 
 class UsedTablesCrawler(CrawlerBase[UsedTable]):
 
-    @classmethod
-    def for_paths(cls, backend: SqlBackend, schema) -> UsedTablesCrawler:
-        return UsedTablesCrawler(backend, schema, "used_tables_in_paths")
-
-    @classmethod
-    def for_queries(cls, backend: SqlBackend, schema) -> UsedTablesCrawler:
-        return UsedTablesCrawler(backend, schema, "used_tables_in_queries")
-
-    def __init__(self, backend: SqlBackend, schema: str, table: str):
+    def __init__(self, backend: SqlBackend, schema: str, table: str) -> None:
         """
         Initializes a DFSACrawler instance.
 
@@ -33,7 +25,15 @@ def __init__(self, backend: SqlBackend, schema: str, table: str):
         """
         super().__init__(backend=backend, catalog="hive_metastore", schema=schema, table=table, klass=UsedTable)
 
-    def dump_all(self, tables: Sequence[UsedTable]):
+    @classmethod
+    def for_paths(cls, backend: SqlBackend, schema: str) -> UsedTablesCrawler:
+        return UsedTablesCrawler(backend, schema, "used_tables_in_paths")
+
+    @classmethod
+    def for_queries(cls, backend: SqlBackend, schema: str) -> UsedTablesCrawler:
+        return UsedTablesCrawler(backend, schema, "used_tables_in_queries")
+
+    def dump_all(self, tables: Sequence[UsedTable]) -> None:
         """This crawler doesn't follow the pull model because the fetcher fetches data for 3 crawlers, not just one
         It's not **bad** because all records are pushed at once.
         Providing a multi-entity crawler is out-of-scope of this PR
diff --git a/tests/unit/contexts/test_application.py b/tests/unit/contexts/test_application.py
index d283a784ff..5f0448f09f 100644
--- a/tests/unit/contexts/test_application.py
+++ b/tests/unit/contexts/test_application.py
@@ -1,6 +1,7 @@
 from unittest.mock import create_autospec
 
 import pytest
+from databricks.labs.lsql.backends import MockBackend
 
 from databricks.labs.ucx.contexts.application import GlobalContext
 from databricks.labs.ucx.contexts.workspace_cli import LocalCheckoutContext
@@ -11,18 +12,28 @@
 
 
 @pytest.mark.parametrize(
-    "attribute", ["dependency_resolver", "pip_resolver", "site_packages_path", "notebook_loader", "folder_loader"]
+    "attribute",
+    [
+        "dependency_resolver",
+        "pip_resolver",
+        "site_packages_path",
+        "notebook_loader",
+        "folder_loader",
+        "workflow_linter",
+        "used_tables_crawler_for_paths",
+        "used_tables_crawler_for_queries",
+    ],
 )
-def test_global_context_attributes_not_none(attribute: str):
+def test_global_context_attributes_not_none(attribute: str) -> None:
     """Attributes should be not None"""
     # Goal is to improve test coverage
-    ctx = GlobalContext()
+    ctx = GlobalContext().replace(workspace_client=mock_workspace_client(), sql_backend=MockBackend())
     assert hasattr(ctx, attribute)
     assert getattr(ctx, attribute) is not None
 
 
 @pytest.mark.parametrize("attribute", ["local_file_migrator", "local_code_linter"])
-def test_local_context_attributes_not_none(attribute: str):
+def test_local_context_attributes_not_none(attribute: str) -> None:
     """Attributes should be not None"""
     # Goal is to improve test coverage
     client = mock_workspace_client()