diff --git a/.github/workflows/manually_build.yml b/.github/workflows/manually_build.yml
index 33b2eb81..9fcc9a88 100644
--- a/.github/workflows/manually_build.yml
+++ b/.github/workflows/manually_build.yml
@@ -330,8 +330,6 @@ jobs:
         
         ### error log level
         export image=intelanalytics/bigdl-ppml-trusted-big-data-ml-python-gramine-noattest-32g
-        cd ppml/trusted-big-data-ml/python/docker-gramine/bigdl-gramine
-        openssl genrsa -3 -out enclave-key.pem 3072
         sudo docker build \
          --build-arg BASE_IMAGE_NAME=${base_image} \
          --build-arg BASE_IMAGE_TAG=${TAG} \