diff --git a/moonworm/cli.py b/moonworm/cli.py
index 4e2ac9f..781f62c 100644
--- a/moonworm/cli.py
+++ b/moonworm/cli.py
@@ -7,7 +7,7 @@ from shutil import copyfile
 from web3.main import Web3
 from web3.middleware import geth_poa_middleware
 
-from moonworm.cu_watch import watch_cu_contract
+
 from moonworm.watch import watch_contract
 
 from .contracts import CU, ERC20, ERC721
@@ -99,7 +99,7 @@ def handle_watch(args: argparse.Namespace) -> None:
 
 
 def handle_watch_cu(args: argparse.Namespace) -> None:
-
+    from moonworm.cu_watch import watch_cu_contract
     MOONSTREAM_DB_URI = os.environ.get("MOONSTREAM_DB_URI")
     if not MOONSTREAM_DB_URI:
         print("Please set MOONSTREAM_DB_URI environment variable")
diff --git a/setup.py b/setup.py
index 6b07e4c..23a6dda 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@ setup(
     version=MOONWORM_VERSION,
     packages=find_packages(),
     package_data={"moonworm": ["py.typed"]},
-    install_requires=["web3[tester]", "tqdm", "libcst", "pysha3<2.0.0,>=1.0.0", "moonstreamdb"],
+    install_requires=["web3[tester]", "tqdm", "libcst", "pysha3<2.0.0,>=1.0.0", "moonstreamdb", "typing-extensions<4,>=3.7.4"],
     extras_require={
         "dev": [
             "black",