diff --git a/s3err/s3err.go b/s3err/s3err.go
index 92586aab..a0fb2cb5 100644
--- a/s3err/s3err.go
+++ b/s3err/s3err.go
@@ -527,7 +527,7 @@ var errorCodeResponse = map[ErrorCode]APIError{
 	ErrMissingDateHeader: {
 		Code:           "AccessDenied",
 		Description:    "AWS authentication requires a valid Date or x-amz-date header.",
-		HTTPStatusCode: http.StatusBadRequest,
+		HTTPStatusCode: http.StatusForbidden,
 	},
 	ErrGetUploadsWithKey: {
 		Code:           "InvalidRequest",
diff --git a/tests/test_rest_list_buckets.sh b/tests/test_rest_list_buckets.sh
index ddd49761..45bb943e 100755
--- a/tests/test_rest_list_buckets.sh
+++ b/tests/test_rest_list_buckets.sh
@@ -232,7 +232,7 @@ export RUN_USERS=true
 }
 
 @test "REST - ListBuckets - error Content-Type is application/xml" {
-  run send_rest_go_command_check_header_key_and_value "400" "Content-Type" "application/xml" "-method" "GET" "-omitDate"
+  run send_rest_go_command_check_header_key_and_value "403" "Content-Type" "application/xml" "-method" "GET" "-omitDate"
   assert_success
 }