diff --git a/.github/workflows/llm-nightly-test.yml b/.github/workflows/llm-nightly-test.yml
index 41a12c07..74ee1dd5 100644
--- a/.github/workflows/llm-nightly-test.yml
+++ b/.github/workflows/llm-nightly-test.yml
@@ -78,7 +78,7 @@ jobs:
 
       - name: Upload ckpt to ftp
         run: |
-          apt-get install tnftp
+          apt-get update && apt install tnftp
           llm_ftp_user=${RUNNER_REPOSITORY_URL:35}
           llm_ftp_user=$(echo $llm_ftp_user | tr '[:upper:]' '[:lower:]')
           llm_ftp_url=${FTP_URI:0:6}${llm_ftp_user}${FTP_URI:9}:8821