diff --git a/fbw-a380x/src/systems/systems-host/systems/FlightWarningSystem/FwsCore.ts b/fbw-a380x/src/systems/systems-host/systems/FlightWarningSystem/FwsCore.ts
index 860519a72b6..ea1417a5a84 100644
--- a/fbw-a380x/src/systems/systems-host/systems/FlightWarningSystem/FwsCore.ts
+++ b/fbw-a380x/src/systems/systems-host/systems/FlightWarningSystem/FwsCore.ts
@@ -4235,7 +4235,7 @@ export class FwsCore {
         // Delete associated deferred procedure
         for (const [deferredKey, _] of ewdDeferredEntries) {
           if (EcamDeferredProcedures[deferredKey].fromAbnormalProcs.includes(key)) {
-            this.activeDeferredProceduresList.delete(key);
+            this.activeDeferredProceduresList.delete(deferredKey);
           }
         }
       }