diff --git a/src/Jackett.Common/Definitions/frozenlayer.yml b/src/Jackett.Common/Definitions/frozenlayer.yml
index 5de579386..930e5b750 100644
--- a/src/Jackett.Common/Definitions/frozenlayer.yml
+++ b/src/Jackett.Common/Definitions/frozenlayer.yml
@@ -6,6 +6,8 @@ language: es-ES
 type: public
 encoding: UTF-8
 requestDelay: 2
+certificates:
+  - 4a2229e8450d4cd573b4c6b2354c6e86fb038295 # Expired 29 June 2025
 links:
   - https://www.frozen-layer.com/