diff --git a/zipline/topology.py b/zipline/topology.py
index b7e842c9..b5b92125 100644
--- a/zipline/topology.py
+++ b/zipline/topology.py
@@ -48,19 +48,19 @@ class DiamondTopology(Topology):
     """
     Exposes a feed, merge, and passthrough bypass::
 
-                                 +--------+
-                     +---------->|        |---------------+
-                     |           +--------+               |
-                     |                                    v
-    +---+----+   +---+----+      +--------+           +--------+    +---+----+
-    |        +-->|        +----->|        |---------->|        |--->|        |
-    +---+----+   +---+----+      +--------+           +--------+    +---+----+
-                     |                                    ^
-                     |           +--------+               |
-                     +---------->|        |---------------+
-                     |           +--------+               |
-                     |                                    |
-                     +------------passthru----------------+
+                                     +--------+
+                         +---------->|        |---------------+
+                         |           +--------+               |
+                         |                                    v
+        +---+----+   +---+----+      +--------+           +--------+    +---+----+
+        |        +-->|        +----->|        |---------->|        |--->|        |
+        +---+----+   +---+----+      +--------+           +--------+    +---+----+
+                         |                                    ^
+                         |           +--------+               |
+                         +---------->|        |---------------+
+                         |           +--------+               |
+                         |                                    |
+                         +------------passthru----------------+
 
     """