diff --git a/04_MMU/error-codes.yaml b/04_MMU/error-codes.yaml
index eaeb67f..8ec2b81 100644
--- a/04_MMU/error-codes.yaml
+++ b/04_MMU/error-codes.yaml
@@ -334,7 +334,7 @@ Errors:
 - code: "04504"
   title: "MMU FW UPDATE NEEDED"
   text: "The MMU firmware version is incompatible with the printer's FW. Update to compatible version."
-  text_short: "MMU FW version is incompatible with printer FW.Update to version 3.0.0."
+  text_short: "MMU FW version is incompatible with printer FW.Update to version 3.0.1."
   action: [ResetMMU,DisableMMU]
   id: "FW_UPDATE_NEEDED"
   approved: true