diff --git a/patchnotes.md b/patchnotes.md
index a8eab9bc..c3a0581d 100644
--- a/patchnotes.md
+++ b/patchnotes.md
@@ -62,6 +62,8 @@ Aside from that: More audiovisuals and balance updates are trickling in.
 - [Minotaur](https://www.fraudsclub.com/cosmonarchy-bw/show.php?target=terran/minotaur):
 	- Weapon range now 9, from 8
 - [Ion Cannon](https://www.fraudsclub.com/cosmonarchy-bw/show.php?target=terran/ion-cannon):
+	- Build space now 3x3, from 3x2
+	- Weapon projectile no longer takes time to accelerate
 	- Transport space cost now 40, allowing it to be transported by Pytheans
 	- Can now lift off, though it's... unfinished
 - [Iron Foundry](https://www.fraudsclub.com/cosmonarchy-bw/show.php?target=terran/iron-foundry):