diff --git a/metadata-service/factories/src/main/resources/application.yml b/metadata-service/factories/src/main/resources/application.yml
index 6c846961b866ed..21aa0948d9dbae 100644
--- a/metadata-service/factories/src/main/resources/application.yml
+++ b/metadata-service/factories/src/main/resources/application.yml
@@ -44,7 +44,7 @@ telemetry:
   enabledServer: ${DATAHUB_TELEMETRY_ENABLED:true}
 
 secretService:
-  encryptionKey: ${SECRET_SERVICE_ENCRYPTION_KEY:ENCRYPTION_KEY}
+  encryptionKey: "${SECRET_SERVICE_ENCRYPTION_KEY:ENCRYPTION_KEY}"
 
 datahub:
   serverType: ${DATAHUB_SERVER_TYPE:prod}