diff --git a/docs/examples/garbage_collection_inventory_delete.yml b/docs/examples/garbage_collection_inventory_delete.yml
deleted file mode 100644
index 11d612e..0000000
--- a/docs/examples/garbage_collection_inventory_delete.yml
+++ /dev/null
@@ -1,10 +0,0 @@
----
-name: garbage_collection.inventory.DELETE
-data:
-  rules:
-    - k: invetory.Server
-      v: 48
-    - k: inventory.Server?provider=aws&data.aws.lifecycle=spot
-      v: 24
-    - k: invetory.CloudService
-      v: 48
diff --git a/docs/examples/garbage_collection_inventory_disconnected.yml b/docs/examples/garbage_collection_inventory_disconnected.yml
deleted file mode 100644
index 0203891..0000000
--- a/docs/examples/garbage_collection_inventory_disconnected.yml
+++ /dev/null
@@ -1,10 +0,0 @@
----
-name: garbage_collection.inventory.DISCONNECTED
-data:
-  rules:
-    - k: invetory.Server
-      v: 24
-    - k: inventory.Server?provider=aws&data.aws.lifecycle=spot
-      v: 12
-    - k: invetory.CloudService
-      v: 24
diff --git a/src/setup.py b/src/setup.py
index 528519f..2060417 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -27,6 +27,6 @@
     author_email="admin@spaceone.dev",
     license="Apache License 2.0",
     packages=find_packages(),
-    install_requires=["spaceone-core", "spaceone-api", "mongoengine", "mongomock"],
+    install_requires=["spaceone-core", "spaceone-api"],
     zip_safe=False,
 )