diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59efdb7..cb1fa9b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@
 * Added handling for Odyssey clients. (#114)
 * Correctly setting system for manual Ratsignals (`""`) to `None` now. IMO a
   Mecha bug, but whatever.
+* Code reds are now correctly detected again with the new case announcement
+  format. (#115)
 
 -----
 
diff --git a/plugins/RatAttack/RatAttack.cs b/plugins/RatAttack/RatAttack.cs
index bcd30d7..788a2da 100644
--- a/plugins/RatAttack/RatAttack.cs
+++ b/plugins/RatAttack/RatAttack.cs
@@ -98,7 +98,7 @@ namespace RatAttack
             bool permitLocked = match.Groups["permit"].Success;
             string? permitName = match.Groups["permitName"].Value;
             string platform = match.Groups["platform"].Value;
-            bool codeRed = match.Groups["oxygen"].Value == "NOT OK";
+            bool codeRed = match.Groups["oxygen"].Success;
             bool odyssey = match.Groups["odyssey"].Success;
 
             int number = int.Parse(match.Groups["number"].Value);