diff --git a/avm/res/recovery-services/vault/main.bicep b/avm/res/recovery-services/vault/main.bicep
index 54f730ca35..d0f87eb841 100644
--- a/avm/res/recovery-services/vault/main.bicep
+++ b/avm/res/recovery-services/vault/main.bicep
@@ -428,7 +428,7 @@ type redundancySettingsType = {
 
   @description('Optional. The storage redundancy setting of a vault.')
   standardTierStorageRedundancy: string?
-}?
+}
 
 type restoreSettingsType = {
   @description('Optional. The restore settings of the vault.')