diff --git a/docs/api.md b/docs/api.md
index 2d95323..0555c48 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -70,7 +70,7 @@ When both sides are done, they must call `close()`, to flush all pending
 
 ## Twisted
 
-The Twisted-friendly flow looks like this (note that passing reactor= is how
+The Twisted-friendly flow looks like this (note that passing `reactor` is how
 you get a non-blocking Wormhole):
 
 ```python