diff --git a/galaxy/api/mock.py b/galaxy/api/mock.py
new file mode 100644
index 0000000..f475ebd
--- /dev/null
+++ b/galaxy/api/mock.py
@@ -0,0 +1,5 @@
+from unittest.mock import MagicMock
+
+class AsyncMock(MagicMock):
+    async def __call__(self, *args, **kwargs):
+        return super(AsyncMock, self).__call__(*args, **kwargs)