diff --git a/x-pack/platform/plugins/shared/task_manager/server/saved_objects/schemas/rrule.ts b/x-pack/platform/plugins/shared/task_manager/server/saved_objects/schemas/rrule.ts
index faa61eb1cae4a..4489a6b16a2fd 100644
--- a/x-pack/platform/plugins/shared/task_manager/server/saved_objects/schemas/rrule.ts
+++ b/x-pack/platform/plugins/shared/task_manager/server/saved_objects/schemas/rrule.ts
@@ -37,27 +37,23 @@ const validateRecurrenceByWeekday = (array: string[]) => {
 };
 
 const rruleCommon = schema.object({
-  freq: schema.maybe(
-    schema.oneOf([
-      schema.literal(0),
-      schema.literal(1),
-      schema.literal(2),
-      schema.literal(3),
-      schema.literal(4),
-      schema.literal(5),
-      schema.literal(6),
-    ])
-  ),
-  interval: schema.maybe(
-    schema.number({
-      validate: (interval: number) => {
-        if (!Number.isInteger(interval)) {
-          return 'rRule interval must be an integer greater than 0';
-        }
-      },
-      min: 1,
-    })
-  ),
+  freq: schema.oneOf([
+    schema.literal(0),
+    schema.literal(1),
+    schema.literal(2),
+    schema.literal(3),
+    schema.literal(4),
+    schema.literal(5),
+    schema.literal(6),
+  ]),
+  interval: schema.number({
+    validate: (interval: number) => {
+      if (!Number.isInteger(interval)) {
+        return 'rRule interval must be an integer greater than 0';
+      }
+    },
+    min: 1,
+  }),
   tzid: schema.string({ validate: validateTimezone, defaultValue: 'UTC' }),
 });