diff --git a/IPython/html/__init__.py b/IPython/html/__init__.py
index 3eff790..97e2c98 100644
--- a/IPython/html/__init__.py
+++ b/IPython/html/__init__.py
@@ -5,3 +5,5 @@ import os
 DEFAULT_STATIC_FILES_PATH = os.path.join(os.path.dirname(__file__), "static")
 
 del os
+
+from .nbextensions import install_nbextension
\ No newline at end of file