diff --git a/catalyst/__main__.py b/catalyst/__main__.py
index 86e49ca2..feddb5b8 100644
--- a/catalyst/__main__.py
+++ b/catalyst/__main__.py
@@ -139,7 +139,6 @@ def ipython_only(option):
 @click.option(
     '--capital-base',
     type=float,
-    default=10e6,
     show_default=True,
     help='The starting capital for the simulation.',
 )