diff --git a/docs/conf.py b/docs/conf.py
index 326b4ce..3c3df49 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -12,6 +12,17 @@ from sphinx.application import Sphinx
 sys.path.insert(0, os.path.abspath(".."))
 
 import ablkit  # noqa: E402
+from unittest.mock import MagicMock
+
+
+class Mock(MagicMock):
+    @classmethod
+    def __getattr__(cls, name):
+        return MagicMock()
+
+
+MOCK_MODULES = ["numpy", "pyswip", "torch", "torchvision", "zoopt", "termcolor"]
+sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)
 
 # -- Project information -----------------------------------------------------