diff --git a/src/index.ts b/src/index.ts
index 57d0183d5..63ee96403 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -76,6 +76,7 @@ export interface customEnv {
     SYSTEM_CONTROLLER_LISTING_TIMEOUT?: number
     FEATURE_STEP_WISE_LOGS_ENABLE?: boolean
     FEATURE_IMAGE_PROMOTION_ENABLE?: boolean
+    FEATURE_CONFIG_DRIFT_ENABLE: boolean
 }
 declare global {
     interface Window {