diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 453d34e..c79103a 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -6,7 +6,6 @@ on:
     - cron: "0 12 * * *"
   push:
 
-
 jobs:
   update:
     runs-on: ubuntu-latest
@@ -19,7 +18,7 @@ jobs:
           - model: "SM-X516B"
             csc: "EUX"
             omc: "OXM"
-            imei: 354136921234567
+            imei: ${{ secrets.IMEISERIAL }}
 
     steps:
       - name: Checkout repo