diff --git a/frontend/src/interfaces/uiConfig.ts b/frontend/src/interfaces/uiConfig.ts
index c00a70a7cab6..a9c3fe523fe3 100644
--- a/frontend/src/interfaces/uiConfig.ts
+++ b/frontend/src/interfaces/uiConfig.ts
@@ -50,7 +50,6 @@ export type UiFlags = {
     UNLEASH_CLOUD?: boolean;
     UG?: boolean;
     embedProxyFrontend?: boolean;
-    maintenanceMode?: boolean;
     messageBanner?: Variant;
     banner?: Variant;
     featuresExportImport?: boolean;
diff --git a/src/lib/__snapshots__/create-config.test.ts.snap b/src/lib/__snapshots__/create-config.test.ts.snap
index d5f1617b9b68..a2b1f67c8a7f 100644
--- a/src/lib/__snapshots__/create-config.test.ts.snap
+++ b/src/lib/__snapshots__/create-config.test.ts.snap
@@ -124,7 +124,6 @@ exports[`should create default config 1`] = `
       "integrationEvents": false,
       "killInsightsUI": false,
       "killScheduledChangeRequestCache": false,
-      "maintenanceMode": false,
       "manyStrategiesPagination": false,
       "messageBanner": {
         "enabled": false,
diff --git a/src/lib/features/maintenance/maintenance-service.ts b/src/lib/features/maintenance/maintenance-service.ts
index 7339f86f6e72..5138090e5186 100644
--- a/src/lib/features/maintenance/maintenance-service.ts
+++ b/src/lib/features/maintenance/maintenance-service.ts
@@ -34,10 +34,7 @@ export default class MaintenanceService implements IMaintenanceStatus {
 
     async isMaintenanceMode(): Promise<boolean> {
         try {
-            return (
-                this.config.flagResolver.isEnabled('maintenanceMode') ||
-                (await this.resolveMaintenance())
-            );
+            return await this.resolveMaintenance();
         } catch (e) {
             this.logger.warn('Error checking maintenance mode', e);
             return false;
diff --git a/src/lib/openapi/spec/ui-config-schema.ts b/src/lib/openapi/spec/ui-config-schema.ts
index c8f18b0dd2a0..c436c73c5148 100644
--- a/src/lib/openapi/spec/ui-config-schema.ts
+++ b/src/lib/openapi/spec/ui-config-schema.ts
@@ -61,11 +61,6 @@ export const uiConfigSchema = {
             description: 'Whether this instance can send out emails or not.',
             example: true,
         },
-        maintenanceMode: {
-            type: 'boolean',
-            description: 'Whether maintenance mode is currently active or not.',
-            example: false,
-        },
         segmentValuesLimit: {
             type: 'number',
             description:
diff --git a/src/lib/types/experimental.ts b/src/lib/types/experimental.ts
index e6df34fecd5a..f5ffa07c342c 100644
--- a/src/lib/types/experimental.ts
+++ b/src/lib/types/experimental.ts
@@ -11,7 +11,6 @@ export type IFlagKey =
     | 'embedProxy'
     | 'embedProxyFrontend'
     | 'responseTimeWithAppNameKillSwitch'
-    | 'maintenanceMode'
     | 'messageBanner'
     | 'featuresExportImport'
     | 'caseInsensitiveInOperators'
@@ -87,10 +86,6 @@ const flags: IFlags = {
         process.env.UNLEASH_RESPONSE_TIME_WITH_APP_NAME_KILL_SWITCH,
         false,
     ),
-    maintenanceMode: parseEnvVarBoolean(
-        process.env.UNLEASH_EXPERIMENTAL_MAINTENANCE_MODE,
-        false,
-    ),
     messageBanner: {
         name: 'message-banner',
         enabled: parseEnvVarBoolean(
diff --git a/src/test/e2e/api/admin/maintenance.e2e.test.ts b/src/test/e2e/api/admin/maintenance.e2e.test.ts
index 9e199e45be4e..5cf9c44d7246 100644
--- a/src/test/e2e/api/admin/maintenance.e2e.test.ts
+++ b/src/test/e2e/api/admin/maintenance.e2e.test.ts
@@ -19,9 +19,7 @@ afterAll(async () => {
 test('should not allow to create feature flags in maintenance mode', async () => {
     const appWithMaintenanceMode = await setupAppWithCustomConfig(db.stores, {
         experimental: {
-            flags: {
-                maintenanceMode: true,
-            },
+            flags: {},
         },
     });
 
@@ -68,9 +66,7 @@ test('should go into maintenance mode, when user has set it', async () => {
 test('maintenance mode flag should take precedence over maintenance mode setting', async () => {
     const appWithMaintenanceMode = await setupAppWithCustomConfig(db.stores, {
         experimental: {
-            flags: {
-                maintenanceMode: true,
-            },
+            flags: {},
         },
     });