diff --git a/platform/data/cnpg/externalsecret-backup-creds.yaml b/platform/data/cnpg/externalsecret-backup-creds.yaml
index 5f4eb31..09db0ba 100644
--- a/platform/data/cnpg/externalsecret-backup-creds.yaml
+++ b/platform/data/cnpg/externalsecret-backup-creds.yaml
@@ -22,6 +22,8 @@ spec:
     - secretKey: ACCESS_KEY_ID
       remoteRef:
         key: CNPG_BACKUP_ACCESS_KEY_ID
+        decodingStrategy: Base64
     - secretKey: ACCESS_KEY_SECRET
       remoteRef:
         key: CNPG_BACKUP_ACCESS_KEY_SECRET
+        decodingStrategy: Base64