diff --git a/modules/aws/s3/bucket/variables.tf b/modules/aws/s3/bucket/variables.tf
index d5984f49..c8fc04c4 100644
--- a/modules/aws/s3/bucket/variables.tf
+++ b/modules/aws/s3/bucket/variables.tf
@@ -184,22 +184,22 @@ variable "lifecycle_rules" {
     status = string
     abort_incomplete_multipart_upload = optional(object({
       days_after_initiation = number
-    }), [])
+    }), {})
     expiration = optional(object({
       date                         = optional(string)
       days                         = optional(number)
       expired_object_delete_marker = optional(bool)
-    }), [])
+    }), {})
     filter = optional(object({
       object_size_greater_than = optional(number)
       object_size_less_than    = optional(number)
       prefix                   = optional(string)
       tag                      = optional(map(string))
-    }), [])
+    }), {})
     noncurrent_version_expiration = optional(object({
       newer_noncurrent_versions = optional(number)
       noncurrent_days           = optional(number)
-    }), [])
+    }), {})
     noncurrent_version_transitions = optional(list(object({
       newer_noncurrent_versions = optional(number)
       noncurrent_days           = optional(number)